SuperX Lab71 Size:46 Universal rack mount system for

Universal rack mount system for quick and easy mounting on your bike

Rear Hub Spacing (mm): 142

The RC903 takes both to the next level with a 360º surround wrapping upper

EPS Liner: The EPS liner is optimized to provide crash protection at a low weight

Compatible with up to 34t cassette

SuperX Lab71 Size:46 Universal rack mount system forThe legendary SuperX is BACK, reborn as a stripped down, souped up, pure gravel race machinepurpose built for chasing podiums and PRs everywhere from Kansas to the local lunch ride world championships. Its predecessor, the SuperSix EVO SE, set the fastest time ever for Unbound Gravel in 2024, and with the new SuperX, weve gone all in to make it even faster. Less aero drag. More fatigue fighting compliance. Sleeker integration, and of course, less