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Easy to use and compatible with Presta and Schrader valves, the Twin graph is an intuitive gauge that allows an efficient measure of your tire's pressure. - Fits Presta/Schrader - Accurate up to 160psi - Shows PSI and bar - Weighs only 37g

Boone 6 Disc is a carbon cyclocross race bike that's built for crushing any CX course—even the most legendary on the UCI circuit. The sleek, lightweight carbon frame has terrain-smoothing Rear IsoSpeed and is trimmed with parts that perform in any conditions, like a robust GRX drivetrain, vibration-absorbing handlebar, and powerful disc brakes that deliver stopping power on bumpy, muddy terrain. It's right for you if... Your happy place is in mid-air bunny hopping over barriers, and you race every course in pursuit of that top spot on the podium. You want a high-end CX race bike designed to help you get there and look great doing it. The tech you get A svelte, ultra-lightweight 600 Series OCLV Carbon frame with Rear IsoSpeed for comfort and traction, hidden cable routing for added protection from the elements, a Trek IsoSpeed Cross carbon fork, 1x11 Shimano GRX drivetrain, Bontrager Elite IsoZone handlebar, and powerful flat-mount hydraulic disc brakes that provide precision stopping power in even the messiest conditions. The final word If you love crushing frites almost as much as crushing flyovers, Boone's the bike for you. It's made for pure speed and podium-topping performance on every section of course, in any conditions. Why you'll love it - Shimano GRX is designed specifically for rough rides—you get great chain retention and a better grip on the hoods and levers - This bike was designed with input from cyclocross royalty, including World Champion Sven Nys and U.S. National Champ Katie Compton - Rear IsoSpeed cuts down on the fatiguing impacts of rough courses and increases compliance, giving you more traction when it matters - Boone's cross-specific geometry and tube shapes make shouldering easy so you can dominate all aspects of a race, including run-ups - Carbon rules on the cross course—it's lighter, more forgiving, and more efficient than aluminum

Checkpoint ALR 4 is the best value gravel bike in the lineup. Kitted out with a 300 Series Alpha Aluminum frame, Checkpoint ALR 4 is just as responsive on chunky gravel roads as it is smooth on the tarmac. Tons of features like tubeless-ready wheels, a SRAM Apex 11-speed drivetrain, and mechanical disc brakes make Checkpoint ALR 4 the perfect ride for ease of entry into the wide world of gravel.  It's right for you if... You want to make the jump into the wide world of gravel and also want a fully capable bike for tackling century rides and the daily commute, too. Checkpoint ALR 4 is your ticket to turning every ride into an adventure. The tech you get A responsive 300 Series Alpha Aluminum frame, hidden cables that won't interfere with bags, integrated rack, fender, and frame bag mounts, a 1x11 speed SRAM Apex drivetrain for smooth shifting on punchy climbs and variable terrain, mechanical disc brakes for ease of stopping quick in all conditions, tubeless ready rims, and wide Bontrager GR1 Team Issue 700x40c gravel tires for added comfort and traction. The final word If you're ready to start exploring every road while taking on the daily grind, Checkpoint ALR 4 is your wallet-friendly ride. Versatility is the name of the game and a durable alloy frame, mounts for all kinds of accessories, and wide tires make for comfort and customization wherever the road, or lack thereof takes you. Why you'll love it - The durable and capable 300 Series Alpha Aluminum frame makes for a fun, stable, and responsive ride - You get serious versatility that's suited for a wide variety of ride styles, from gravel and bikepacking to daily commutes - Massive tire clearance means you can use tires up to 45c for extra traction and stability in any conditions - Fork, top tube, and integrated frame mounts make it easy to carry gear and water - Powerful mechanical disc brakes make stopping in all conditions easy Features: New progressive geometry For quick, nimble handling that still keeps you stable and in control on rougher descents. Tire clearance Lots of clearance means you can run meatier tires (700x45mm or 27.5x2.1") for tackling chunkier gravel and terrain. Tons of mounts Integrated frame bag and fender mounts make it easy to carry gear and water.

Domane SL 5 is ready to take on rough roads and long miles with a ride that's smooth, sleek, and aerodynamic. The lightweight 500-series OCLV Carbon frame has rear IsoSpeed to smooth out bumps in the road and reduce fatigue, and an integrated cockpit for a setup that looks as good as it feels. It features a reliable Shimano 105 drivetrain, disc brakes for all-weather stopping power, and an easy-access internal storage compartment for stowing ride essentials. Plus, tire clearance for lofty 38c hoops lets you take on almost any road, from tarmac to light gravel. It's right for you if... You want a fast ride that's built for the long haul, and prefer the feel of vibration-damping, lightweight and carbon and road smoothing IsoSpeed. Rides might take you over smooth pavement, rough roads, and well beyond, and you want a bike with wide tire clearance and disc brakes to get you through it all. The tech you get A light and refined 500 Series OCLV Carbon frame and fork with road-smoothing rear IsoSpeed, powerful flat-mount disc brakes, a full 2x11 Shimano 105 groupset, and tubeless ready wheels with wider 700x32 tires. An integrated cockpit, internal storage, top tube mounts, and cable routing add to the bike's capability and sleek look. The final word Carbon, comfort, capability. Domane SL 5 is the dream bike for long rides. Its light and fast carbon frame, stable endurance geometry, and road-smoothing rear IsoSpeed keep you comfortable through long miles. You also get the added advantage of a higher-end Shimano 105 drivetrain and powerful disc brakes that let you run wide tires. Why you'll love it - The sleek all-new frame saves weight and gives you more free speed thanks to updated Kammtail tube shapes - This bike is super versatile, super smooth, and equally suited to all-day adventures on the open road, club rides, and racing - Road-smoothing rear IsoSpeed absorbs fatiguing bumps in the road for a smoother, more comfortable ride - A sleek internal storage compartment gives you a versatile spot to stow tools and gear, while top tube mounts let you cleanly bolt on a bag for all day adventures

FX 1 Stagger is a hybrid bike with a classic step-through frame design that's easier to mount and dismount. It's perfect for anyone looking to get out more, ride as a family, do a bit of exercise, or commute to work on a versatile bike backed by a lifetime warranty. It's right for you if... - You want to get out and ride more, and you're looking for performance where it really counts: a lightweight frame, wide range of gearing, and strong wheels. You also want a great value, and the confidence of Trek's lifetime warranty. The tech you get - A lightweight aluminum frame with a geometry that's easier to mount and dismount; 21 speeds so there's always a right gear for your terrain, strong, double-walled wheels with wide, stable tires; and mounts that make it easy to accessorize your ride with racks, fenders, lights, fitness trackers, a kickstand, and more! The final word - FX 1 Stagger is a workhorse hybrid bike at a great value. It's built with a lightweight aluminum frame, performance parts that keep the price in check, and strong wheels built on double-walled rims. This hybrid is perfectly suited to a variety of uses, from casual riding to exercise and commutes. Why you'll love it - It's versatile and does whatever you want it to do, whether that's riding for fitness, commuting, or cruising to the farmer's market to pick up groceries - The step-through frame makes it easy to hop on and go, and hop off when your ride is over - It's easy to accessorize with racks, a kickstand, fenders, lights, and more! - You can pair FX with your smartphone and send your ride data to your favorite fitness app when you add DuoTrap S - Like every Trek hybrid, it's backed by a lifetime warranty and supported by a wide network of retail partners

Fuel EXe 8 is a trail-ready aluminum electric mountain bike that quietly assists you on the climbs so you've got all the power you need on descents. Like its carbon counterpart, it looks and handles like a traditional trail bike, but with the added support of a tiny-but-mighty harmonic pin ring drive system with sleek top-tube display unit and compact remote. It comes ready to rip with upgraded parts where they matter most, like a FOX suspension package, wide Bontrager Line Comp Tubeless Ready wheels, and a Shimano XT 12-speed drivetrain. It's right for you if... Performance matters to you, but so does the price tag. You want all of the tech you'll find in the top-of-the-line Fuel EXe, but in a bike that's built for your budget. You want upgraded components you can trust to keep ripping, and a robust alloy frame that rallies through the rough and gives you just enough power on the ups. The tech you get An Alpha Platinum Aluminum frame with TQ's HPR50 harmonic pin ring drive system, a fully-encased 360Wh removable battery, and smart charging port. An integrated LED display and handlebar remote that are easy to use on the fly. 150mm FOX Rhythm 36 front suspension with Float EVOL air spring and GRIP damper, and 140mm FOX Performance Float X rear suspension. Plus, wide, Tubeless Ready Bontrager Line Comp 30 wheels, a 12-speed Shimano XT drivetrain, hydraulic disc brakes, and a dropper post. The final word If you want all the tech of the top-tier Fuel EXe without the sticker shock, Fuel EXe 8 is for you. You get the same drive system, display, and geometry of its carbon counterpart, plus an upgraded suspension package and Shimano XT drivetrain— on a more economical alloy chassis. Why you'll love it - You get all the tech of our top-end light e-MTB without a price tag that makes you say ouch - Its upgraded FOX suspension package smooths the trail while 12-speed Shimano XT drivetrain shifts clean under load - Its tiny but mighty TQ motor is tuned for the trail, keeping things quiet so you can stay in the moment, and ramps up power with you for a natural ride feel - The integrated display, charging port, and controls are simple to use, sleek, and intuitive - You can tweak your geometry with Mino Link, or add an adjustable angle headset to take even more control

Marlin 6 is the perfect ride for progressing your skills on the trails. Its updated slacker frame geometry makes it easier to control on descents while the suspension fork takes the edge off bumpy trails. Integrated rack and kickstand mounts make it easy to add accessories to this versatile steed. It's right for you if... You want a trail bike that's dialed for building confidence on the dirt, and versatile enough for commuting to work or school. The tech you get A lightweight aluminum frame with modern trail riding geometry and internal routing that keeps cables protected and keep the bike looking sleek. A front suspension fork that cushions rocks, roots, and bumps in the trail, 10-speed fuss-free Shimano Deore shifting, and the serious stopping power of hydraulic disc brakes. The final word Marlin 6 is an ideal trail bike for riders who want to progress on the trail, and want a bike that can keep them rolling off of the trail, too. Why you'll love it - You get real-deal modern mountain bike geometry that keeps handling confident when you're on singletrack, but it's versatile enough for use on roads and bike paths, too - Rack and fender mounts make it easy to accessorize, so your mountain bike can double as a rugged commuter - The new Thru-Skew system is safer, simpler, and stronger, plus it makes removing the rear wheel for flat fixes a cinch. - Internal routing makes it easy to add a dropper post that lets you lower you saddle on the fly for more confident descending - Marlin models in sizes XXS and XS have a curved top tube and lower standover height that makes it easier for smaller riders to mount and dismount Features: Expanded size range With 8 different sizes, Marlin has a bike made to fit every rider. Each frame is equipped with smart wheel sizing, with XXS frames rolling on 26" wheels, and wheel sizes increasing proportionally along with frame sizes, so every rider gets the fit they need. Trail-ready, Upgrade-ready The secret to Marlin's popularity is a real trail-savvy mountain bike frame that's upgrade compatible, so it can grow with you as you take on bigger trails and tougher features. Roll stronger with Thru Skew Goodbye open dropouts. The Thru Skewer is a better, stronger, more precisely aligned rear wheel retention system that keeps your wheel more secure than quick-release skewers while still using the standard 135mm rear hub spacing.

Precaliber 20 will have your little rider begging to go out for a pedal on their first real big kid bike. It's a great transition model from training wheels. It has one speed, a coaster brake, and a saddle with an integrated handle that can be swapped out for a light mount. For kids ages 6-8, between 45-52-inches tall. It's right for you if... Your kid is ready to leave training wheels behind, and you want to get them a fun, durable, bike that's simple to use. You don't want to settle for a big box brand, because you know the value of a high-quality bike that will keep your kid confident and in control. The tech you get A lightweight Alpha Silver Aluminum frame, one speed, and a coaster brake. Plus, a kickstand and a saddle with an integrated handle that can be swapped out for an integrated taillight mount. Everything on this bike is built to last, so it'll still feel like new when handed down to younger siblings. The final word This bike is the perfect choice for young riders who want to transition from a little kid bike to a big kid bike, with a simple, quality frame that will keep them upright and smiling while they ride at the park with friends or on the local bike paths with your family. Why you'll love it - One speed is all you need—a simple set-up gives kids confidence and helps them stay in control - Coaster brakes are simple and intuitive for kids to use—they just pedal backwards to stop! - You can replace the saddle's integrated handle with an integrated light mount to boost visibility on family adventures and solo excursions - Like all Precaliber bikes, the frame is lower so it's easier for kids to stand over and hop on and off - You shouldn't buy your kid's bike where you buy your cereal—Unlike big box brands, Trek kids' bikes are assembled by people who know bikes

Precaliber 24 8-Speed is a classic kids' bike with great style, performance, and durability. It has the simplicity of an 8-speed drivetrain and intuitive twist shift that makes it easy for kids to ride varied terrain. Plus, the strong yet lightweight aluminum frame stands up to even the roughest riders. For kids ages 8-12, between 51-59-inches tall. It's right for you if... Your kid loves to explore, and you want them to have a quality ride for all their road, path, or trail adventures. They're ready to upgrade from a singlespeed for a little extra help on hills and longer rides, but they don't need a ton of gears just yet. The tech you get A strong, lightweight aluminum frame that will stand up to whatever your youngster dishes out, with simple and reliable Shimano 8-speed shifting that makes it easy to climb hills. Plus, it has a kickstand, and a saddle with an integrated handle that can be swapped out for an integrated taillight mount. The final word Whether your kids are riding to school, racing around the neighborhood with friends, or tagging along on family rides, Precaliber 24 8-speed features the quality parts they need to ride with confidence and stay in control. Why you'll love it - Intuitive twist shift makes it easy for kids to switch gears when their terrain changes - You can replace the saddle's integrated handle with an integrated light mount to boost visibility on family adventures and solo excursions - This bike is hand-me-down heaven: it's built to last, so younger siblings can inherit this bike and it'll still feel like new - Like all Precaliber bikes, the frame is lower so it's easier for kids to stand over and hop on and off - You shouldn't buy your kid's bike where you buy your cereal—Unlike big box brands, Trek kids' bikes are assembled by people who know bikes

Roscoe 20 is a mid-fat kids' mountain bike designed to build confidence on the trail. It takes cues from the adult Roscoe, but this ride was built from the ground up for kids. 2.8" mid-fat tires, a 1x drivetrain, and a wide-range cassette make Roscoe the ideal bike for little rippers who want to build skills and have a ridiculous amount of fun keeping up with Mom, Dad, or an older sibling. Fit for riders 45-52" tall. The final word Give a kid a Roscoe and you'll make a mountain biker for life. Mid-fat tires and a wealth of kid-specific design details make this bike the perfect introduction to the trail. If your little one is ready to tag along when you hit the singletrack, this is the kid-friendly set-up that's made to build confidence, skills, and a healthy obsession with the world's greatest activity. Why you'll love it - There's no family outing as fun as a trail session, and Roscoe is the ideal kids' bike for building great memories - This isn't a small adult bike—it's built from the ground up for kids, by people who know exactly what works for them and what doesn't - When you're learning to ride, simplicity is best: a 1x8 drivetrain lets kids focus on keeping the rubber side down - The kid-specific frame geometry has a sloping top tube that makes it easier to hop on and off - The rear brake caliper is tucked into the frame to help prevent damage from laying the bike down

Roscoe frameset gives you a solid starting point for an awesome hardtail trail build. The light and sturdy alloy frame is made for a 140-150mm fork, 29er wheels and wide tires. Spec it for however you’ll ride it, whether you're planning on getting down or catching air. - Fits up to 2.6" tires for a grippy, confident, and fast-rolling ride - Add a dropper post for more stability and control on rugged descents - Long, low, and slack - Roscoe's trail bike geometry gives you confidence for rugged descents.

For optimal aerodynamic advantage. - Designed to fit seamlessly with the 3rd Generation Trek Speed Concept SLR - Kit includes complete bottle, cage, and mounting hardware

Verve 1 Disc Lowstep is an introductory hybrid bike designed for comfort and confidence on recreational rides. It has a lowstep frame that makes it easy to mount and dismount, disc brakes that provide stopping power in any weather, and wide tires for extra stability. This ride is dependable, affordable, and full of features that make for comfortable everyday adventures. It's right for you if... Comfort is king. You want to ride roads and paths on a bike that keeps you in a more upright posture and has comfort-forward details like a padded seat, a lowstep geometry, and the widest, most stable tires in the hybrid bike family. The tech you get A lightweight aluminum frame with mounts for a rack and fenders, a lowstep design that makes it especially easy to mount and dismount, 21 speeds to help you conquer varied terrain, ergonomic grips, a Bontrager padded saddle, wider 45c tires for added stability, powerful disc brakes, and a geometry that keeps you in a comfortable, upright riding posture. The final word Verve 1 Disc Lowstep delivers quality comfort at an unbeatable value. The lightweight frame, impressive braking power, durable parts, and comfort-forward design make this bike a great choice for anyone who wants to get more enjoyment out of recreational rides. Why you'll love it - Verve's upright geometry puts you in the perfect position to see the world around you - The lowstep frame design makes it easy to get on and off—no need to swing your leg over! - This bike brings people together—attach a trailer and tow your kids, meet up with friends to cruise the bike path, or commute to the office with coworkers - Disc brakes perform well in any weather, let you slow down or stop faster, and require less effort to activate than rim brakes - Like every Trek hybrid, it's backed by Trek's Lifetime warranty, which means you get a companion for life

An aluminum air chamber with inflator head that stores an air charge of one liter, up to 200psi / 14 bar. Works with a floor pump to quickly fill your tires and ensures proper installation on a tubeless rim at home. Once you flip the selector from "CHARGE" to "INFLATE" mode, air bypasses the chamber as you use the floor pump to inflate your tire to the perfect pressure. An integrated flexible hose with pump head works with Presta and Schrader valves and takes stress off the valve stem while pumping. - Pump Head Compatibility: Presta pumps - Tire Valve Compatibility: Presta / Schrader valves - Air Chamber: One liter, Store up to 200psi / 14 bar air pressure (Varies with the pump capacity) Working Pressure - 1800psi / 124 bar - Material: Aluminum / Rubber / Engineering grade polymer - Flexible hose - Weight: 985g / 2.17oz (Total) 820 g / 1.81lb (Air chamber) - Hose Length: 26 Size - 36 x 11.4 x 8.6cm / 14.2" x 4.5" x 3.4" (Total) - 28.5 x 8.1cm / 11.2" x 3.2" (Air chamber)

- 7-speed SIS compatible Freewheel

- One large main compartment - Mounts to handlebar with hook and loop straps - Bag volume: 150 c.i. - Size: 8.6x4.7x4.7"

- Classic MTB tire with large, widely spaced knobs - Excellent for use on hardpack

- Powder-coated steel construction - Rubber carrying handle - Quick-release handlebar-mounting system for 22.2mm and 31.8mm handlebars

- Forged steel body - Alloy cups - Chromoly spindle - Sealed bearings - Interface: English - Spindle Type: Square Taper JIS - Weight: 290-300 grams

- Butyl rubber - Economy tube - Wall thickness: 0.9mm - Removable valve core

- Large pedal platform - Lower platform height for pedaling stability - Robust retention claws provide smooth engagement and release - Customize the entry and release tension settings - Strong, durable chrome-moly spindle with 8 mm hex wrench mount - Sealed mechanism - SM-SH51 Cleat included - 1.0 mm cleat spacer included - Binding: Dual sided - Cartridge axle - Cleat retention adjuster - Average weight: 342g - Optional cleat: SM-SH56 - Pedal Type: Off-Road (SPD)

- Easy step in, easy step out - Lighter spring tension optimized for beginner riders - Larger entry target for easier engagement - Cascaded features from top-tier systems - Extra-wide platform transfers pedaling power efficiently - Durable stainless steel body plate reduces flex and pedal body wear - Sealed mechanism - Single Sided Binding - Cartridge axle - Cleat retention adjuster - Average weight: 320g - Road clearance: 30 - Cleat included: SM-SH11 - Optional cleat: SM-SH10, SM-SH12 - Pedal Type: Road

Shimano Tourney CS-HG200-7 7-speed cassette Combinations: - 12 – 28T: 12-14-16-18-21-24-28T (bm) - 12 – 32T: 12-14-16-18-21-26-32T (bp)

CN-HG701-11 Super Narrow HG-X11 Chain (11-speed) FEATURE - Directional 11-speed chain - More efficient and silent, less maintenance - MTB, Road, E-BIKE 11-speed compatible - Reinforced chain for E-BIKE use BENEFIT - Smooth and reliable shifting performance - Weight: 257g (116 Links)

The Shimano Deore XT CS-M8100 12-speed cassette is optimized with rider-tuned wide-range and close step gear combinations for MTB excellence. - Shift ramp designs provide fast and smooth shifts by HYPERGLIDE+ technology - Light and stiff construction reduces cassette inertia resulting in faster acceleration and increased chain security - Designed with a Shimano Micro Spline body that features smaller and more widely distributed splines to limit cog damage on freehub - Cassette Body Type: Shimano Micro Spline - Cassette Cogs: 10-12-14-16-18-21-24-28-33-39-45-51 - Drivetrain Speeds: 12 - Range: 10-51

The EXP Series Direct Mount Thumb Screws allow for quick and easy attachment of Salsa EXP Series Direct Mount Packs to bicycle frames equipped with direct-mount locations. - Can be installed and removed by hand or with allen key - Includes necessary 0.5 mm washers and 4 mm spacers - Sold in packages of two

Original equipment pads for no-compromise disc brake performance. - Steel backed organic pad is quiet - Each pad kit includes two pads, a pad spreader spring, guide pin and clip - For use with Level, Level TL, Level T, Level Ultimate, Level TLM (B1, 2020+), DB, Elixir, and 2-Piece Road

Blue & gold never looked so good! The Blue Gold Camo Dblocks Big Ripper is the signature ride of the king of the streets, Darnell Meyers, aka Dblocks. It's been designed and spec'd with specific parts that Dblocks chose, such as the camo frame & fork, Freedom ThickSlick tires, Power Wing cruiser bars, and New York Flyer seat. If you want to stand out in the crowd, this is your bike. KEY FEATURES: - Retro 6061 aluminum Big Ripper frame with Floval tubing, looptail rear end, American bottom bracket, and classic PK Ripper wishbone plate - Full Cr-Landing Gear forks - Cr-Mo Power Wing cruiser bars - Double-wall rims with sealed bearing high-flange hubs - SE 3-piece V-Ridge cranks with alloy SE sprocket - Authentic ODI Mushroom II grips - Freedom ThickSlick Comp 29" x 2.10" tires - New York Flyer Seat with super grippy top cover and bottle opener - SE Wheelie Pegs - 30.5pounds Suggested Rider Size: 5'5"+ (165cm+)

A Mike Buff Fast Ripper? You bet! Buff loves to ride all kinds of SE bikes and the 29” Fast Ripper is one of his favorites. It was only a matter of time until he put his personal spin on the Fast Ripper. Buff is a BMX pioneer who helped introduce freestyle BMX to the world. As one of the original godfathers of freestyle, he rode a PK Ripper in the early 1980s when he was a member of the legendary BMX Action Trick Team. The Mike Buff Fast Ripper has a similar colorway and style as the legendary PK Ripper that he made famous. This Fast Ripper comes equipped with a SRAM GX 1x10 drivetrain, Shimano Deore 10-speed cassette, Tektro hydraulic disc brakes, and Freedom ThickSlick tires. This thing is FAST! Key Features - 6061 aluminum Floval tubing frame with integrated head tube, looptail rear end, fixed dropouts, internal cable routing, and removable derailleur hanger - Full Cr-Mo Landing Gear forks - SE Racing forged alloy 2-piece cranks with 24mm hollow alloy spindle, external sealed bearing bottom bracket, and alloy chainring - FSA Orbit CE integrated sealed bearing headset - SRAM GX 1x10 short-cage derailleur & trigger shifter with exact actuation - Sealed-bearing alloy hubs with deep-dish, double-wall rims and Shimano 11-32T 10-speed cassette - Freedom ThickSlick Comp 29” x 2.10” tires - Tektro hydraulic disc brakes with easy to adjust open system, dual piston, 160mm rotors - Mike Buff Flyer Seat w/ Custom SE Bottle Opener Brace - 30.3 pounds

Take the mess out of tubeless tire setup and removal. The TSI-1 enables you to inject the perfect amount of sealant directly into mounted tubeless tires through the valve stem without removing the bead from the rim. The long, thin tube is able to fit all the way through many Presta stems with removable valve cores, for tidy injection and removal of all injectable tubeless bicycle tire sealants. Features an oversized syringe body with easy-to-read gauge for precise application of sealant. - Syringe capacity: 3.5 fl. oz. (100 cc) - Tube dimensions: 120mm (4.75"") long x 3.5mm (0.14"") diameter NOTE: some tubeless valve stems feature an opening that is smaller than the tube of the TSI-1. In these cases, the bead must be removed from the rim in order to remove sealant from the tire.