650B

The Nimbus 2 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 the road or bike path. - Casing: 30 TPI - Bead: Wire - Compound: 60a - Flat Protection: Flak Jacket - 650b x 2.3", psi 25-50

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.

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

The Nimbus 2 Sport tire features an added puncture protection, an updated tread and compound that rolls even faster, and more grip than ever before. It comes in many widths to accommodate different bicycles, riding styles, and comfort levels, so it's the perfect choice for riding on any road or bike path. And with BlackBelt flat protection, you can have the peace of mind that you won't be plagued with flats. - Casing: 60 TPI - Bead: Wire - Compound: 60a - Flat Protection: BlackBelt - 650b x 2.3", psi 25-50