Zipp ZR1 Rear Axle with bearings and wave springs for rim brake wheels Model=1Zero HiTop S Rear Wheel Symmetric outer profile provides equal

Symmetric outer profile provides equal dissipation of impact forces on both sides of the rim while asymmetric spoke hole drilling allows for more even spoke tension and increased wheel strength

Steerer Type TaperedLockout Switch NoneBrake Type Post Mount 180Negative Spring AirTravel (mm) 150Offset 44Axle to Crown Length 542Front Axle 15mm Thru x 110mmMaximum Tire Width 81S

and Connex 12 spd chain

Sizes Available: 117

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 Symmetric outer profile provides equalZR1 axle SRAM Model ID: HU SPP A0 TECH SPECS Misc WHEEL AXLE REAR ZIPP ZR1 RIM BRAKE (AXLE INCLUDING BEARING DS AND WAVE SPRING)