Challenge Gravel Grinder 650B x 46 - Tubeless Ready Gravel Tyre Sledges SRAM didn't compromise when developing

SRAM didn't compromise when developing the XX group

the GX chainset is engineered for 2x shifting performance and excellent durability

Dual locking system that securely locks the bike to rack and rack to car

SBWT® (Strength Boost Welding Technology): Two small inserts are pressed into both ends of the rim to stabalize the profile while it is welded

the Apex jacket is a superb performer when the weather is poor but you want to maintain a high tempo

Challenge Gravel Grinder 650B x 46 - Tubeless Ready Gravel Tyre Sledges SRAM didn't compromise when developingChallenge Gravel Grinder 650B x 46 Tubeless Ready Gravel Tyre The Challenge Gravel Grinder is built to monster the toughest gravel events on the planet. With a fast rolling but grippy tread and tubeless ready construction, the Gravel Grinder is perfect for all round gravel use. Built around a fast rolling semi slick centre tread design, the Gravel Grinder rolls well on hard surfaces yet has enough purchase when braking or climbing to retain traction.