Zipp ZR1 Rear Axle with bearings and wave springs for rim brake wheels Model=1Zero HiTop S Rear Wheel Performance base

Performance base

Mount | Rotor Size 160 Post | 180 Rotor Mount | Rotor Size 140 Post | 160 Rotor Mount | Rotor Size 180 Post | 200 Rotor

Sealed cartridge bearings

and contact seal layout brings resistance and freewheel noise to a minimum Unique scalloped flange design more effectively distributes stress than a simple round shape Optimized flange width to enhance bracing angles

Zipp ZR1 Rear Axle with bearings and wave springs for rim brake wheels Model=1Zero HiTop S Rear Wheel Performance baseZR1 axle SRAM Model ID: HU SPP A0 TECH SPECS Misc WHEEL AXLE REAR ZIPP ZR1 RIM BRAKE (AXLE INCLUDING BEARING DS AND WAVE SPRING)