700c, 27-Inch & 650c

This new version of the proven, fast-rolling Randonneur tire features new 1c compound construction and a reflective sidewall stripe. - Hard-working, hard-wearing tire built for racking up big mileage - The ideal tire for city riding and touring, even in semi-wet conditions - ECE-R75 (European Certification e-bikes)

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 - 700 x 38mm, PSI 75-100, approximate weight 820g - 700 x 42c, psi 50-100

The Tracer features an all around cyclocross tread for predominately hard-packed courses. The tread remains stable at low tire pressures, rolls smooth on tarmac, and finds grip when taking tricky turns onto gravel or grass. The GRIPTON compound, meanwhile, stays supple in freezing temperatures and even delivers surprising grip over wet roots. So when you're serious about your CX racing, the cotton casing Tracer Tubular is a perfect choice. - Casing: 290 TPI - Latex inner tube - Compound: GRIPTON - 28" x 33mm, PSI 20-90, Approximate weight: 435g

On dry, fast, and hardpack cyclocross courses, choose Specialized's Trigger Sport Tire for extra speed. Its file-tread pattern features small, fast-rolling center lugs that progress to large, aggressive shoulder knobs for predictable transitions and sure-footed handling in the corners.

The updated RoadSport tire features one of our classic, most versatile tread patterns paired with the bead-to-bead protection of our premium Endurant casing. This upgrade gives the tire increased speed, grip, and durability, all in a lighter-weight package. We also updated the rubber with a new, extra-grippy compound that provides safe and predictable handling in a variety of conditions. So, it's no surprise that it has already become a Specialized employee favorite. This model features a reflective strip on the sidewall for increased visibility in low-light conditions. - Casing: 60 TPI - Wire Bead - Compound: 60a - Flat Protection: Endurant - Max pressure 85 – 95psi - Approximate weight: 470g

The updated Roadsport tire features one of our classic, most versatile tread pattern paired with the bead-to-bead protection of our premium Endurant casing. This upgrade gives the tire increased speed, grip, and durability, all in a lighter weight package. We also updated the rubber with a new, extra-grippy compound that provides safe and predictable handling in a variety of conditions. So, it's no surprise that it has already become a Specialized employee favorite. - Casing: 60 TPI - Bead: Wire - Compound: 60a - Flat Protection: Endurant - 26x1 3/8", psi 70-90, approximate weight 515g - 27x1 1/4", psi 85-95, approximate weight 545g - 700x24mm, psi 100-125, approximate weight 335g - 700x26mm, psi 100-125, approximate weight 360g - 700x28mm, psi 85-95, approximate weight 420g - 700x32mm, psi 85-95, approximate weight 460g

Our new Terra Pro 2Bliss Ready tire is the tire of choice for cyclocross purists, as it's designed for grip and speed in the muddiest of conditions. Along with the new tread pattern, the Terra Pro 2Bliss Ready also features our Gripton compound that stays soft and supple when Mother Nature turns on the A/C. And finally, this 2Bliss Ready iteration allows you to drop tire pressure for additional grip, without worrying about pinch flats. - Usage: Cyclocross mud tire - Audience: Purists - What's Special: GRIPTON compound stays soft and supple when temperatures drop low. - Butyl wrapped bead = 2Bliss Ready - 700 x 33mm; PSI 35-65; Approximate weight: 380 grams - 700 x 38mm; BlackBelt; PSI 50-80; Approximate weight: 490 grams

The Nimbus 2 Sport Reflect tire features an updated tread and compound that rolls even faster and has more grip than ever before. It comes in many widths to accommodate different bikes, riding styles, and comfort levels, so it's the perfect choice for riding on any road or bike path. And with BlackBelt flat protection and reflective accents that increase your visibility to motorists in low-light conditions, you get an added dose of that good ol' peace of mind. - Casing: 60 TPI - Bead: Wire - Compound: 60a - Flat Protection: BlackBelt - 700 x 32mm, psi 75-100 - 700 x 35mm, psi 50-80 - 700 x 38mm, psi 50-80 - 700 x 45mm, psi 35-65

The all-new Rhombus Pro’s aggressive tread is designed for aggressive riding on aggressive trails. With more tire clearance and more capability, today’s gravel bikes can take on tougher trails than ever before. Tires are one of the most integral components for a gravel bike’s ride quality and the Rhombus Pro delivers. It provides unmatched traction, confident cornering and improved comfort when the gravel road turns to single track. When you’re ready to get rowdy on your gravel bike, the Rhombus Pro is the tire for you. - Casing: 60 TPI - Bead: Folding - Compound: Gripton - Flat Protection: Endurant - 700c x 42 - PSI 35-65 - Approximate weight 575g

Resolute 42 is the ultimate all-weather gravel tire for those who believe there is one perfect tread pattern for all your rides. Truly all-season in nature, we call this our set-it-and-forget-it tire that keeps on keepin' on. SG2 PUNCTURE PROTECTION: These tires are available with our all-new SG2 Puncture Protection, which is a lightweight nylon insert that provides bead-to-bead coverage and ensures every area of the tire is defended against slashes and punctures. As events become progressively rougher and cyclists pedal farther, gravel gets tougher. It only makes sense for gravel tires to become tougher as well. - Nylon fibers have a flat profile, which reduces the amount of rubber needed to fill the gaps between fibers and minimizes weight. - Protected SG2 gravel tires feature a 120tpi casing, which improves suppleness compared to a traditional 60tpi tire. - SG2 was specifically designed to be a puncture protection layer, but it also improves air retention and eliminates seeping at the sidewall. FEATURES: - Widely spaced square knobs deliver consistent traction while shedding muck with ease. - Performs well in all conditions, no need to swap tires based on the weather.

Speaking for itself, Raddler is the radder version of our famed Riddler tread pattern. It combines the expeditious efficiency of a short-knob centerline with get-rad traction of chunky outer knobs. Let's call it a semi-slick, but one designed to increase confidence while you're pushing the limits of gravel. Raddler is an excellent choice for loose terrain where traction takes priority, but efficiency is never far behind. Lean it over, take the inside line, brake late, and stay pinned with the Raddler. SG2 PUNCTURE PROTECTION: These tires are available with our all-new SG2 Puncture Protection, which is a lightweight nylon insert that provides bead-to-bead coverage and ensures every area of the tire is defended against slashes and punctures. As events become progressively rougher and cyclists pedal farther, gravel gets tougher. It only makes sense for gravel tires to become tougher as well. - Nylon fibers have a flat profile, which reduces the amount of rubber needed to fill the gaps between fibers and minimizes weight. - Protected SG2 gravel tires feature a 120tpi casing, which improves suppleness compared to a traditional 60tpi tire. - SG2 was specifically designed to be a puncture protection layer, but it also improves air retention and eliminates seeping at the sidewall. FEATURES: - Short-knob center tread cuts down on rolling resistance while still providing enough bite for out-of-the-saddle traction. - Center and intermediate knobs on the Raddler are slightly taller than those of the original Riddler, thereby increasing tire lifespan without negatively affecting rolling efficiency. - Tall, toothy outer lugs ensure your favorite gravel descent doesn't unravel in the final corner. - Single-ply 60tpi casing provides dependable protection at a minimal weight. - Available with black or tan sidewalls in 40mm and 44mm widths. - All Raddler tires are TCS tubeless compatible.

Kenda Piedmont tires feature a multiple use pattern design allows riders ultimate grip in various conditions. - Durable and fast tire ideal for gravel and pavement riding - Stylish tread looks good and offers great traction

- The Cycl-e DT and DTs are developed for urban and commuting use, where rolling efficiency, reliability and maximum grip on any surface and on any condition are essential. - Outperforms on safety and built to match rolling and puncture protection industry standard - Cap & base tread construction guarantees grip and rolling on the outer rubber, and protection and reliability on the inner - Solid multi-ply overlapping casing structure - -15% rolling resistance versus the non-sport version - ECE-R75 compliant - Best in class wet grip

The Nimbus Sport tire has 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 models, riding styles, and comfort levels, while the BlackBelt flat protection found here adds confidence for riding over rough city roads and bike paths. - Casing: 60 TPI - Bead: Wire - Compound: 70a - Flat Protection: BlackBelt - 700 x 28mm; psi 115-125; approximate weight 560g - 700 x 32mm; psi 75-100; approximate weight 620g - 700 x 35mm; psi 75-100; approximate weight 680g - 700 x 38mm; psi 75-100; approximate weight 710g

- Recreational tire with raised center for low rolling resistance - Fits older road bikes - Size: 27 x 1 1/4

Built on the same concept as our Gravelking and Gravelking SK models, the EXT version incorporates the same technology on top of a specially designed tread tailored to work best in muddy and sloppy conditions. - Ideal for gravel and dirt, mud and loose conditions - Available in Black Tread and Black or Brown Wall Colors - Folding (Aramid) Bead - Available in 700 C and a variety of widths - TLC in widths 33 mm and larger

The Black Wall in K34 Tread is a great tire for any road bike. As avid everyday riders, Kenda knows what goes into a great commuter tire. Fast rolling, long life, and superb puncture protection are just a few of the reasons people prefer Kenda. Whether you're riding to the store or out for a weekend, Kenda will help you get safely where you're going. - K34 tread pattern - Made from quality Kenda rubber - ETRTO: 32-630 - Wire Bead

- All-purpose road race tire - Refreshed for 2021 with a new lighter weight casing, upgraded puncture protection, and a revised tread pattern

Our most durable road offering - Diamond knurled slick design - MaxxShield for maximum puncture resistance - Training tire Our most popular training tire, providing excellent traction, durability, and plenty of road miles in any condition. Maxx Shield helps provide a tire that Re-Fuses to puncture.

Elite-level road meets renowned tubeless simplicity in sizes that accommodate exploration while digging deep on lonesome roads. Exposure TCS tires mean big days and few boundaries. - Supple tubeless casing allows for lower pressure and improved traction - High volume road casing enables comfortable ride - Dual Compound Rubber means a fast-rolling tire with great corning traction - Smooth centerline with a diamond file outside edge for increased off-road performance - Designed to meet ETRTO standards, TCS (Tubeless Compatible System) tires feature the best of both worlds: they boast the ride benefits & reliability of a tubeless tire with the minimal weight of a tube-type tire.

Our flagship road race tire - 170 TPI casing - HYPR compound - Pro-level competition tire - K2 puncture protection Maxxis' all-purpose road race tire receives a refresh with a lighter-weight casing, upgraded puncture protection, and a revised tread pattern. The result is a lighter, faster, and more durable High Road.

The Ultra Sport II is a folding road tire built to Continental's exacting standards to give you excellent longevity, low weight, and impressive puncture resistance. It sports a strong, supple 180 thread-per-inch, 3-ply casing for robust protection and a silica-based tread compound for ample grip and mileage, so this tire shines whether you're training or racing.

- The SS and SS+ feature an all-new tread pattern consisting of a smoother, diamond pattern center with more aggressive side lugs. - This tread pattern allows the rider to keep speed going into corners and maintain control throughout any transition a gravel ride could present. - The GravelKing SS incorporates a supple 126 TPI casing with a nylon puncture resistant belt and Panaracer's proprietary ZSG (Zero Slip Grip) compound. - The SS+ uses the same build as the SS but adds a bead-to-bead layer of Panaracer's ProTite puncture material for even more protection against tread and sidewall cuts for those extra demanding courses or rides with sharp flint rock.

Thanks to its DuraSkin anti-tear fabric, the Grand Prix 4-Season holds up under extreme conditions. In the Paris – Roubaix race, the “Hell of the North”, cyclists equipped with DuraSkin enhanced tires have the fewest tire-related problems during the race. Incorporating Continental's special wear resistant carbon compound, the tire is characterized by very good mileage performance as well as excellent adhesion on wet roads and at low temperatures. With the 23mm, 25mm, 28mm, and 32mm versions, the Grand Prix 4-Season makes it possible to select the right tire for various road qualities and comfort requirements. A double Vectran Breaker belt under the tread raises the puncture and cut protection to the highest level available on the market.

Handmade in Germany, the Top Contact II Reflex is perfect for touring bikes and commuting steeds. Its smooth center rolls fast and the tread pattern on the shoulders maximizes cornering traction. The Top Contact II also utilizes Continental's Vectran technology, a polymer membrane that offers excellent puncture protection and reduces rolling resistance. This tire also sports Continental's Reflex sidewall striping for safety.

The ideal choice for fixed gears, single speeds, and urban bikes, the Grand Prix Urban combines a modern profile design with the latest technology. It offers a race-tuned construction while simultaneously damping for comfort—the perfect mix for the urban ride. With Continental's unique and legendary BlackChili tread compound, produced only in Germany, they have revolutionized the sport of cycling. This compound answers the eternal question of the best balance of grip and rolling resistance for cycling. Regular test wins confirm the measurable and noticeable advantages for cyclists, established in the lab and on the road. The latest polymers, as well as specially developed carbon black particles and filler materials, guarantee ultimate performance. This tire also offers superior puncture resistance with PolyX Breaker technology, using an extremely resistant polyester fiber in a tightly woven crosswise pattern. The result is a very high fabric density, which makes the Breaker more resistant to foreign objects and especially resistant to punctures, while not affecting rolling resistance.

Continental's Gatorskin is a super long-wearing and reliable tire that's fast and great handling, too. It features a supple 180-thread-per-inch casing, a bead-to-bead layer of DuraSkin, and a Kevlar-reinforced top layer. The result is a lightweight tire that rolls and corners with the best of them while providing flat protection and durability second to none.

Sticks and stones and other sharp, pointy objects won’t stop Continental’s long-lasting Super Sport Plus tire. It's armed with Continental’s stalwart Plus flat protection system, a tough sub-tread that prevents punctures. This layer is highly elastic, too, so that the ride remains light and lively. This is the tire you want on your wheels when you tackle the urban jungle.

- A classic road tire featuring the traditional chevron tread pattern - The LGG provides a supple ride, durable yet lightweight construction, and puncture-protection belt under the tread - 120 TPI version is dual compound tread: 70a in center, softer 60a on sides. 60 TPI is single compound tread 70a

Continental's Olympic II is the world's most formidable racing tire. It is the absolute top-of-the-line tubular for all track disciplines, permitting inflation pressures of up to 220 psi. This tire has also been optimized for exceptionally low rolling resistance and minimum weight. Plus, Continental's Black Chili rubber compound provides a fantastic grip on both wood and cement tracks and outstanding durability. The Olympic is your new secret weapon!