Continental's Valve Extenders are made of durable aluminum and come in four sizes so you can attach your pump to your valve, no matter how deep your rims are.

Roval's rim-specific Tubeless Valves are designed to match Specialized's rim profiles and provide a better seal than previous generation valves. - Constructed of lightweight aluminum - Removable valve core - Mated with a seal which is specific to different rim models: - MY14 Control SL = black rim bed shaped seal - MY15 Control Carbon/Aluminum = red rim shaped seal - MY15 Traverse SL/Aluminum = black O-ring seal

The Hardrock'R is a long lasting tire with an aggressive, yet smooth rolling, tread with multi-directional knobs that are sure to improve traction and cornering over mixed terrain. And with the added benefit of Flak Jacket flat protection, you'll be sure to hit it all with confidence and control. - Casing: 30 TPI - Bead: Wire - Compound: 70a - Flat Protection: Flak Jacket - 29 x 2.0", PSI 35-65, approximate weight 1000g

The Hardrock'R is a long lasting tire with an aggressive, yet smooth rolling, tread with multi-directional knobs that are sure to improve traction and cornering over mixed terrain. And with the added benefit of Flak Jacket flat protection, you'll be sure to hit it all with confidence and control. - Casing: 30 TPI - Bead: Wire - Compound: 70a - Flat Protection: Flak Jacket - 26 x 2.0", PSI 35-65, approximate weight 880g

The Hemisphere is a modern, versatile, and durable trekking tire with tough Flak Jacket puncture protection and a bold tread that delivers control on loose surfaces. This tire's serial center blocks roll easily on paved surfaces, while also providing off-road traction through wide-spaced shoulder blocks that bite into soft ground. Altogether, the Hemisphere will excel on streets and bike paths alike. - Casing: 30 TPI - Bead: Wire - Compound: 70a - Flat Protection: Flak Jacket - 26 x 1.95", PSI 35-65, approximate weight 880g

The Nimbus tire features a smooth tread that rolls fast and serves as the perfect fit for any rider looking to get around town. There are many widths to accommodate different bicycles, riding styles, and comfort levels, making it an attractive and confident choice for riding on any road or bike path. - Casing: 30 TPI - Bead: Wire - Compound: 70a - Flat Protection: Flak Jacket - 700 x 28mm, PSI 115-125, approximate weight 640g - 700 x 32mm, PSI 75-100, approximate weight 740g - 700 x 35mm, PSI 75-100, approximate weight 810g - 700 x 38mm, PSI 75-100, approximate weight 855g

Specialized's Nimbus Sport is a smooth-rolling tire that's tailor-made for commuting and taking on the concrete jungle. Its quick-rolling, grippy tread is siped to give you confident handling even when the road conditions are less than stellar. Plus, the Nimbus boasts Specialized's excellent Flak Jacket puncture protection technology to keep flats at bay.

Specialized's Fast Trak Armadillo is a light, lively, and grippy tire featuring closely spaced, short center knobs with ramped edges for cruising fast, and a soft, dual-density tread compound for top-notch control in all conditions. Plus, the Armadillo flat protection delivers awesome puncture resistance and high-mileage durability.

The Giro is an economical tubular tire constructed of natural rubber, a lightweight 2-ply cotton casing and a durable tread compound. Because it is both rugged and fast, it makes for a great training tire. The Giro handles up to 145 psi, too.

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

Specialized's Fast Trak Armadillo is a light, lively, and grippy tire featuring closely spaced, short center knobs with ramped edges for cruising fast in all conditions. Plus, the Armadillo flat protection delivers awesome puncture resistance and high-mileage durability.

Continental's Gatorskin combines 3 flat-protection technologies into one fast-riding, high-mileage racing and training tire. It features a super-fine 180 thread-per-inch casing, a bead-to-bead layer of DuraSkin, and is finished with a Kevlar-reinforced top layer. The result is a light tire that rolls and corners with the best of them while providing flat protection second to none. - Weight: 290/310/360/365/390 grams (23c/25c/28c/32c/27 x 1 1/4) - PolyX puncture protection - DuraSkin sidewall protection

Continental's Hometrainer tire is specifically made to withstand the demands of indoor riding on a trainer or rollers. It's built to handle the heat and friction a trainer inflicts on your tire, so you can ride with minimal tire wear and save your regular Contis for ruling the pavement. This tire is only for riding on a trainer; not for outdoor use.

The All Condition Armadillo Reflect continues to be the leading tire for anyone who needs top performance blended with maximum flat protection. This workhorse tire is impressively tough for touring and commuting, as well as being tough enough to navigate the roughest road conditions. Even better, this version includes reflective accents that will improve your visibility to motorists while you're riding in low-light conditions. - Casing: 60 TPI - Bead: Wire - Compound: 60a - Flat Protection: Armadillo - 700 x 25mm, PSI 110-125, approximate weight 400g

The Hemisphere Armadillo Reflect tire is a modern, versatile, and durable trekking tire with tough puncture protection and a bold tread that delivers control on loose surfaces. This tire's serial center blocks roll easily on paved surfaces, while providing off-road traction by featuring wide-spaced shoulder blocks that bite into soft ground. And with maximum flat protection from our Armadillo technology, plus reflective accents that increase your visibility to motorists in low-light conditions, the Hemisphere excels on streets and bike pathways. - Casing: 60 TPI - Bead: Wire - Compound: 70a - Flat Protection: Armadillo - 26 x 1.95", PSI 35-65, approximate weight 855g

Continental's Gatorskin Folding combines 3 flat-protection technologies into one fast-riding, high-mileage racing and training tire. It features a super-fine 180 thread-per-inch casing, a bead-to-bead layer of DuraSkin, and is finished with a Kevlar-reinforced top layer. The result is a tire with a lightweight folding bead that rolls and corners with the best of them while providing flat protection second to none. - DuraSkin sidewall protection - PolyX puncture protection - Weight: 220/240/320/325 grams (23c/25c/28c/32c)

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

The Ground Control 2Bliss Ready is an exceptionally versatile trail tire. CAD engineered knob shapes strengthen knob structure for optimum braking and traction, but keep knob surfaces adaptable for best ground control. GRIPTON compound helps make this the perfect choice for epic trail rides in any condition. - Casing: 60 TPI - Bead: Foldable - Butyl wrapped bead, 2Bliss Ready - Compound: GRIPTON - 26 x 2.1" psi 25-50; approximate weight 620g

We took the tread design of the Fast Trak 2Bliss Ready tire a step further by manipulating each knob with Finite Element Analysis. We improved an already proven tread by having more consistent shoulder blocks for better cornering traction, while the block spacing is configured for better self-cleaning. The tread of this 2Bliss Ready version is also slightly wider compared to the S-Works version, which protects the sidewalls and delivers additional cornering bite. Lastly, our proprietary GRIPTON compound gives the tire a livelier feel and more grip in either wet or dry conditions. - Casing: 60 TPI - Bead: Foldable - Butyl wrapped bead = 2Bliss Ready - Compound: GRIPTON - 29 x 2.3", psi 25-50, approximate weight 640g

Specialized's Ground Control GRID is an exceptionally versatile trail tire. CAD engineered knob shapes strengthen knob structure for optimum braking and traction, but keep knob surfaces adaptable for best ground control. The GRIPTON compound helps make this the perfect choice for epic trail rides in any condition. Specialized recommends GRID tires for anyone seeking the utmost in flat and sidewall protection. - Bead: Foldable - Butyl wrapped bead, 2Bliss Ready - Compound: GRIPTON - 650b x 2.1" psi 25-50; approximate weight 680g - 650b x 2.3" psi 25-50; approximate weight 740g - 650b x 2.6" psi 20-40; approximate weight 915g - 650b x 3.0" Max Ride 25 psi / Max Install 35 psi; approximate weight 1000g

The Purgatory GRID 2Bliss Ready tire is the standard bearer for trail tire performance. We've optimized the tread to bite hard in loose corners, while our exclusive GRIPTON compound results in a faster, grippier tire for any off road excursion. Meanwhile, the GRID casing provides the utmost in cut and flat protection at the sidewalls. And of course, the 2Bliss Ready design is the icing on the cake, allowing you to run lower tire pressures and all but eliminate the risk of pinch flats. - Casing: Additional sidewall protection for exceptional durability, plus sidewall stiffness for stability. - Bead: Foldable - Butyl wrapped bead = 2Bliss Ready - Compound: GRIPTON - 29 x 2.3", PSI 25-50, approximate weight 800g - 29 x 2.6", PSI 20-40, approximate weight 930g

The Purgatory GRID 2Bliss Ready tire is the standard bearer for trail tire performance. We've optimized the tread to bite hard in loose corners, while our exclusive GRIPTON compound results in a faster, grippier tire for any off road excursion. Meanwhile, the GRID casing provides the utmost in cut and flat protection at the sidewalls. And of course, the 2Bliss Ready design is the icing on the cake, allowing you to run lower tire pressures and all but eliminate the risk of pinch flats. - Casing: Additional sidewall protection for exceptional durability, plus sidewall stiffness for stability. - Bead: Foldable - Butyl wrapped bead = 2Bliss Ready - Compound: GRIPTON 650b x 2.3", PSI 25-50, approximate weight 785g

Continental's ultra-tough Gator Hardshell combines 3 flat-protection technologies into the ultimate distance and training tire. It features a flat-busting, bead-to-bead layer of DuraSkin and an extra-wide Poly-X Breaker anti-puncture strip. But Conti wasn't done yet. They added material in the tread to improve mileage and lend another level of puncture resistance. Plus, the folding bead keeps the weight low. Weight: 23c: 250 grams 25c: 270 grams 28c: 350 grams 32c: 385 grams

Continental's Sprinter is light enough for serious racing, yet strong and durable enough for use as a training tire, too. Handmade in Germany, it's equipped with 3 layers of proprietary polyamide in the casing to deliver outstanding puncture protection. Plus, the Sprinter is rated for inflation pressures up to 170 psi so it's ridiculously fast.

The Sprinter GatorSkin inherits the best qualities of the ever-popular original Sprinter, namely the durable tread compound and effective puncture resistance. GatorSkin simply adds confidence-inspiring durability and the sidewall protection of DuraSkin to an already race-proven winner. Pro riders use a similar combination in their tires for Paris-Roubaix and other equipment-destroying classics in the springtime. If you want to get the miles in, but your streets aren't covered with the finest tarmac, this is your tubular.

Stan's will convert any tire to a tubeless tire in about 20 minutes. The sealant also helps to repair flats as soon as you get them! If you're in Weston, Megacycle will install the system for you for $15 per wheel. If you ride a 29er, it's a different kit but the same price.

The Ground Control Fat tire uses similar knob shapes as the narrower versions in order to offer the best climbing, braking, and cornering traction for your fat bike excursions. No matter the conditions, you'll be able to ride with confidence and maximize your enjoyment. - Casing: 120 TPI for 26", 60 TPI for 20" and 24" - Bead: Foldable for 26", wire for 20" and 24", 26 x 4.0" Butyl wrapped bead = 2Bliss Ready - Compound: 60a - 26 x 4.0", Max Ride 15 PSI / Max Install 25 PSI, approximate weight 1290g - 26 x 4.6", PSI 5-20, approximate weight 1450g

Designed to excel on roads such as the pave sectors of Ronde Van Vlaanderen and Paris-Roubaix, the Specialized S-Works Turbo Hell of the North Tubular is born, and it's right at home in the world's toughest events. The overall design supports you with more traction and comfort, and in the end, will give you more speed compared to other tires. The supple 290 TPI, cotton casing supplies you with a 15% improvement in damping and offers 20% less rolling resistance over previous tires used on the cobblestones. And for adding protection, BlackBelt puncture protection protects against flats. - Casing: 290 TPI - Latex inner tube - Compound: Gripton - Flat Protection: BlackBelt - PSI 80-150, approximate weight 325g