‘Cross boss. Incredibly confident handling, unmatched traction, and huge mud & tire clearance make this ultra-light machine the ultimate 'cross racing rig. Highlights - Superlight, durable BallisTec Carbon frameset - Shimano GRX 800 11-speed hydraulic disc group / HollowGram crank, 46/30T - WTB Nano TCS Light tires, 700 x 40c, tubeless ready