650B

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 - 650b x 2.3", psi 25-50

Born in the American Midwest, gravel riding is one of the fastest growing styles of cycling. The sense of adventure, conquering new challenges, and simply experiencing a new style of riding are some of its big selling points, but doing so without the proper tires makes the difference between having fun and cursing and hollering on the side of the road. The Pathfinder Reflect Sport delivers versatility not just for adventure-laden rides but as balanced active tire, too—visibility, fast rolling, lots of grip, and a whole lot of fun. - Casing: 60 TPI - Bead: Wire Bead - Flat Protection: BlackBelt - 650b x 47mm, psi 35-65 - 700 x 38mm, psi 50-80 - 700 x 42mm, psi 50-80 - 650b x 2.3 mm, psi 35-65 - 29 x 2.1 mm, psi 35-65

With the Crossroads Armadillo tire, Specialized redesigned their popular Crossroads tread, making it the best, most robust multi-terrain tire out there. Whether on your mountain bike or town bike, this tire is ready for the rigors of everyday street life. And with maximum flat protection from our Armadillo technology, plus a rugged casing and smooth-rolling tread, you'll get around town easily without worrying about flats or traction on parkways and cobbles. - Casing: 60 TPI - Bead: Wire - Compound: 60a - Flat Protection: Armadillo - 650b x 1.9", PSI 35-65, approximate weight 775g

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 light trail tire performance. The new, completely redesigned tread pattern features square lugs that bite in on soft soil, while still providing support on hard-packed ground. Additionally, flexible center sipes fold out under braking force for increased ground contact and adhesion. For further peace of mind, the GRID casing provides the utmost in cut and flat protection at the sidewalls. And, to top it all off, our proprietary GRIPTON compound helps make this the perfect choice for epic trail rides in any condition. - Additional sidewall protection for exceptional durability, plus sidewall stiffness for stability - Folding bead - 2Bliss ready

Specialized's Purgatory GRID tire is the standard bearer for trail tire performance. By applying FE Analysis and our GRIPTON compound to the Purgatory, they've optimized this tread to be fast rolling and to bite hard on loose terrain. 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

The Swiss Army knife of trail bike tires: meet the totally new Purgatory. This do-it-all tread features large center square lugs that bite in soft soil, while still providing support on hard-packed ground and equally at home on the front or back of the bike. Block-in-block knobs rolls fast, adapt to terrain, but are supremely confident when pushed hard. There’s plenty of meat on the Purgatory’s carcass to offer reassuring grip across a wide range of terrain. - High volume center blocks for climbing and braking traction, suitable for front or rear. - Block-in-block knobs adapt to find grip. - Staggered shoulder blocks for predictability and corner control. - T7 Balanced grip and rolling compound. - GRID Casing: 60 TPI, light and durable XC/Trail construction with additional sidewall protection and stability. - Tubeless Ready. - GRID 27.5x2.4' T7, psi 25-50, approximate weight 870g. - GRID 29x2.4' T7, psi 25-50, approximate weight 925g.

Born in the American Midwest, gravel riding is one of the fastest–growing styles of cycling. The sense of adventure, conquering new challenges, and simply experiencing a new style of riding are some of its big selling points, but doing so without the proper tires makes the difference between having fun and cursing and hollering on the side of the road. The Pathfinder delivers the versatility that these adventure-laden rides deserve—fast rolling, lots of grip, and a whole lot of fun. - Casing: 120 TPI - Bead: Foldable - Butyl wrapped bead = 2Bliss Ready - Compound: GRIPTON - Flat Protection: Endurant Casing and BlackBelt - 650b x 47mm [1.75"], psi 35-65, approximate weight 555g - 700 x 38mm, psi 50-80, approximate weight 480g - 700 x 42mm, psi 50-80, approximate weight 540g - 700 x 32mm, psi 50-80, approximate weight 380g