- Shim adds support to presta stem used in a schrader rim

Tight enough tread spacing for high speed, drag-free onslaughts, yet blocky and tall enough to really dig in when it comes time to slam on the brakes. A rounded profile and staggered, supportive side knobs keep clamoring for traction even as the trail loses its camber. Most often used as a rear tire, the Trail Boss also keeps the front in check on hardpack trails. Want to go out and own it? Be the Trail Boss. Usage: XC / Trail / All Mountain Conditions: Dry to Damp / Hardpack to Loam - 26 x 2.25 TCS Light/Fast Rolling: 700g, Dual DNA compound - 26 x 2.25 TCS Tough/Fast Rolling: 900g, Dual DNA compound - 26 x 2.25 Comp Tube-Type: 900g, DNA compound

Born out of a need for unwavering traction in every corner of the world, the Vigilante is WTB's premier aggressive trail and enduro tire. The square-lugged, open-tread pattern offers stability through wet or dry, while the prominent outer knobs grip at lean angles like nobody’s business. Ample spacing ensures it flings mud, while also allowing the knobs to bite into loose, chunky terrain. - Usage: All Mountain / Enduro - Conditions: Wet to Dry / Loose, Rocky, Mud - TCS Light: 786g - Comp: 893g

The Corsa has been the race-day choice of pros for years and is now better than ever with 4C Graphene compound technology! The latest Corsa is an evolution of the brand and brings multiple industry-first technologies to market. Starting with our supple yet durable 320 TPI Corespun-K reinforced casing and adding a proprietary mix of 4 different Graphene compounds, the new Corsa achieves the holy grail of performance: speed, suppleness, durability, and reliability. Whether winning a Grand Tour or a local crit, the Corsa family delivers world-class performance. - 4 separate Graphene compounds deliver speed, suppleness, durability, and reliability - Reinforced Corespun-K casing for increased sidewall protection - Folding bead

Speed and reliability for riders pursuing a new performance level Corsa N.EXT is the exciting new addition to the Corsa family. Designed to satisfy the requirements of enthusiast cyclists who clock up the miles on long and demanding weekly rides, Corsa N.EXT combines Vittoria's peerless knowledge of racing performance with the durability of a long-lasting nylon casing that uses a unique Silica and Graphene compound for improved rolling efficiency, grip and longer wear-life. To increase puncture protection, the central section of the casing features 3 layers of nylon as well as an additional puncture protection belt. Corsa N.EXT is the first road racing tire to feature a QR Code—printed on the tire hot patch—for easy access to useful technical information about the tire. Racing inspired speed and feel, with the everyday durability of nylon construction - New combination of Silica and Graphene compound for improved rolling efficiency, grip and longer wear-life - Nylon casing provides durability, for daily racers who want to raise the bar of their performance relying on a long-lasting tyre - Proven tread design used by Vittoria teams in the World Tour

You'll ride with peace of mind when you pack a can of Vittoria's Pit Stop Tire Sealant. It contains pure latex foam sealant and compressed air to quickly inflate and repair your tire so you can get on with your ride. Available in three sizes for varying tire volumes: - Road Racing: inflates 21-28-inch tubulars up to 94 psi and 700c clinchers up to 87 psi so you can ride, instead of walk to the closest pump and top off the tire to full pressure. - 75mL: Repairs and inflates low-volume MTB tires in less than a minute. - 100mL: Repairs and inflates meaty 27.5-inch tires and cross country 29-inch tires in less than a minute.

- 4mm wall thickness in the tread area and 2mm in the rim area - ISO Diameter: 559 / 26" mtn , 584 / 650b / 27.5" - Tube Compound: Butyl - Valve: Standard Schrader - Valve Core: Removable - Valve Length: Schrader - Valve Shaft: Smooth - Weight: 452g (1.5-1.75), 642g (1.9-2.125)

- Size: 14 x 1.5 – 2.25 - ISO Width: 44 – 55mm - ISO Diameter: 254 / 14" - Wall Thickness: 0.9 - Shaft Type: Smooth - Valve: Standard Schrader - Valve Core: Removable - Tube Compound: Butyl

- Low Lead Valve - ISO Diameter: 340 , 349 / 16" recumbent - ISO Width (mm): 35mm - Labeled Size: 16 x 1-3/8 - Tube Compound: Butyl - Valve: Standard Schrader - Valve Core: Removable - Valve Shaft: Smooth - Weight (g): 86g

- ISO Diameter: 406 / 20" BMX - Tube Compound: Butyl - Wall Thickness: 0.9mm - Valve: Presta - Valve Shaft: Threaded - Valve Core: Removable

- ISO Diameter: 406 / 20" BMX - Wall Thickness: 0.9mm - Tube Compound: Butyl - Valve: Standard Schrader - Shaft Type: Smooth - Valve Core: Removable

- ISO Diameter: 507 / 24" BMX - Tube Compound: Butyl - Wall Thickness: 0.9mm - Valve: Presta - Valve Core: Removable - Valve Shaft: Threaded Note: This product may have different packaging than pictured with a slightly different labelled size. Rest assured, the size range on the package will have the same or a broader functional range as the listed sizing of the product you ordered.

- ISO Diameter: 559 / 26" MTN - ISO Width: 48mm, 49mm, 50mm, 51mm, 52mm, 53mm, 54mm - Labeled Size: 26 x 1.9-2.125 - Tube Compound: Butyl - Valve: Long Schrader - Valve Core: Removable - Valve Shaft: Smooth

- ISO Diameter: 559 / 26" mtn - Tube Compound: Butyl - Valve: Standard Schrader - Valve Core: Removable - Valve Shaft: Smooth - Weight: 102g (1-1.25), 165g (1.5-1.75), 174g (1.9-2.125), 198g (2.1-2.3), 281g (2.4-2.75)

- ISO Diameter: 622 / Road / 29" - Tube Compound: Butyl - Wall Thickness: 0.9mm - Valve: Presta - Shaft Type: Threaded - Valve Core: Removable

- Size: 650c x 18 – 23 - ISO Diameter: 571 / 650c - ISO Width: 18mm, 19mm, 20mm, 21mm, 22mm, 23mm - Tube Compound: Butyl - Valve: Presta - Valve Core: Removable - Valve Shaft: Threaded - Weight: 89-92g

- Size: 700c x 23 – 25 - ISO Diameter: 622 / road / 29" - ISO Width: 23mm, 24mm, 25mm - Tube Compound: Butyl - Valve: Presta - Valve Core: Removable - Valve Shaft: Threaded - Weight: 125g (32mm), 126g (48 & 60mm), 128g (80mm)

- ISO Diameter: 622 / road / 29" - Tube Compound: Butyl - Valve: Long Schrader - Valve Core: Removable - Valve Length: Schrader - Valve Shaft: Smooth

Tannus Armour is the ultimate in tire protection and performance for all levels and styles of riding. Sitting between your tire and inner tube, the Tannus Armour provides 15mm of puncture protection on the top, as well as 2mm of sidewall protection from sharp objects and rocks. Whether you are a city biker, adventure tourer or prefer the off-road, downhill or gravel trails, Tannus Armour gives you increased grip and vibration dampening for a smoother, more comfortable and enjoyable ride. - Patented Aither Technology; Aither is a multi-cell foam compound that forms the structure of the Armour

Tannus Armour is the ultimate in tire protection and performance for all levels and styles of riding. Sitting between your tire and inner tube, the Tannus Armour provides 15mm of puncture protection on the top, as well as 2mm of sidewall protection from sharp objects and rocks. Whether you are a city biker, adventure tourer or prefer the off-road, downhill or gravel trails, Tannus Armour gives you increased grip and vibration dampening for a smoother, more comfortable and enjoyable ride. - Patented Aither Technology; Aither is a multi-cell foam compound that forms the structure of the Armour

Tannus Armour is the ultimate in tire protection and performance for all levels and styles of riding. Sitting between your tire and inner tube, the Tannus Armour provides 15mm of puncture protection on the top, as well as 2mm of sidewall protection from sharp objects and rocks. Whether you are a city biker, adventure tourer or prefer the off-road, downhill or gravel trails, Tannus Armour gives you increased grip and vibration dampening for a smoother, more comfortable and enjoyable ride. - Patented Aither Technology; Aither is a multi-cell foam compound that forms the structure of the Armour

Tannus Armour Tubeless inserts are the result of years of top level multi-cell foam manufacturing mixed with extensive professional riding experience. At the heart of Tannus is the patented Aither Technology; a multi-cell foam compound that forms the structure of the Armour. The inserts are designed to displace small impacts while offering a spring-like rebound for a smooth yet playful ride. - 3% Faster than standard tubeless - Flexible sidewall stabilizing "Wings" for smoother ride quality, with 50% more vibration damping - 20mm of rim protection - Not a sealant sponge – keeps sealant where it belongs - Easy Installation (5 Minutes, No tools required) - 150g - About as much as a standard tube (a little lighter)

Surly Inner Tube to fit a wide range of plus-size and fat bike tires. - Labeled Size: 26 x 3.0 - 4.8 - Weight: 310 g - Valve Core: Removable - Shaft Type: Threaded - ISO Width (mm): 76mm–100mm - Tube Compound: Butyl - ISO Diameter: 559 / 26-inch MTN - Valve: Presta Short 32-40mm

Stan’s NoTubes Sealant is a thin, low-viscosity liquid that coats the tire interior and seals punctures quickly. Two ounces of Stan's in a tubeless tire can repair punctures up to 1/4" to keep you rolling. Stan's Tire Sealant is formulated to stay liquid in tires for up to seven months. Arid conditions require more frequent monitoring of sealant levels, but anti-freezing agents in our special formula allow Stan's Tire Sealant to be used in temperatures as cold as -30° F. One quart can convert up to 16 tires. - Suitable for use in tubeless tires and standard tubes - Designed to seal punctures up to 1/4" - Stable down to -30 degrees Fahrenheit - Non-hazardous, non-corrosive, non-toxic - Contains natural latex

Stan’s NoTubes Sealant is a thin, low-viscosity liquid that coats the tire interior and seals punctures quickly. Two ounces of Stan's in a tubeless tire can repair punctures up to 1/4" to keep you rolling. Stan's Tire Sealant is formulated to stay liquid in tires for up to seven months. Arid conditions require more frequent monitoring of sealant levels, but anti-freezing agents in our special formula allow Stan's Tire Sealant to be used in temperatures as cold as -30° F. One quart can convert up to 16 tires. - Suitable for use in tubeless tires and standard tubes - Designed to seal punctures up to 1/4" - Stable down to -30 degrees Fahrenheit - Non-hazardous, non-corrosive, non-toxic - Contains natural latex

We're not afraid to say it—our Airlock Presta Valve Tubes are the best performing, self-sealing bicycle tubes available on the market. That's because they feature our powerful Airlock sealant that coats the tube for permanent protection against punctures. Not only this, but the sealant is designed to work continuously in order to prevent slow leaks from occurring, so erring complete catastrophe, you won't have to worry about flatting when you're riding over debris. We even addressed the common issue of sealant pooling with a completely homogenous design, so the tire/tube combo will always roll smooth and even. - Airlock sealant for greater protection. - Non-toxic, non-separating formula. - Works continuously to prevent slow leaks. - Homogenous design prevents puddles.

We're not afraid to say it—our Airlock Schrader Valve Tubes are the best performing, self-sealing bicycle tubes available. That's because they feature our powerful Airlock sealant that coats the tube for permanent protection against punctures. Not only this, but the sealant is designed to work continuously in order to prevent slow leaks from occurring, so erring complete catastrophe, you won't have to worry about flatting when you're riding over debris. We even addressed the common issue of sealant pooling with a completely homogenous design, so the tire/tube combo will always roll smooth and even. - Airlock sealant for the best chance of reducing punctures. - Non-toxic, non-separating formula. - Works continuously to prevent slow leaks. - Homogenous design prevents puddles with no need to shake. - Will not dry out like the many other sealants.

The All Condition Armadillo continues to be the leading tire for anyone who needs top performance blended with puncture-resistance. This workhorse tire is impressively robust for touring and commuting, as well as being tough enough to navigate the roughest road conditions. - Casing: 60 TPI - Bead: Wire - Compound: 60a - Flat Protection: Armadillo - 700 x 23mm, PSI 110-125, approximate weight 360g - 700 x 25mm, PSI 110-125, approximate weight 395g - 700 x 28mm, PSI 85-95, approximate weight 440g - 700 x 30mm, PSI 85-95, approximate weight 480g - 700 x 32mm, PSI 85-95, approximate weight 510g

The All Condition Armadillo Elite is the most flat-resistant tire available. Impressively though, it has performance characteristics that far exceed many competitor's race tires. We've given it a tread pattern that offers excellent all-weather traction, and newly-sourced materials for the best puncture protection possible. In terms of ride quality, our GRIPTON compound is surpassed by none. It provides low rolling resistance and the ultimate in dry and wet condition traction. Without hyperbole, it's the best flat-resistant, high-performance tire that we've ever made. - Casing: 120 TPI - Bead: Foldable - Compound: GRIPTON - Flat Protection: Armadillo Elite - 700 x 23mm, PSI 110-125, approximate weight 285g - 700 x 25mm, PSI 110-125, approximate weight 315g - 700 x 28mm, PSI 85-95, approximate weight 350g - 700 x 30mm, PSI 85-95, approximate weight 400g - 700 x 32mm, PSI 85-95, approximate weight 430g

Specialized's Big Roller tire gives younger riders advantages that adult size bikes are getting. Wider tires, along with a new tread design allows for maximum traction and stability in many riding conditions. This leads to more fun and better confidence! - Casing: 60 TPI - Bead: Wire - Compound: 60a - 20 x 2.8"; Max Ride 20psi / Max Install 35psi; approximate weight 670g - 24 x 2.8"; Max Ride 25psi / Max Install 35psi; approximate weight 835g