Replacement end caps for Zipp ZR1 rear hubs for disc brakes. With the end cap set you can also convert your ZR1 rear hub for the use of 12x142 mm thru axles.
Compatibility hubs: Zipp ZR1 Disc Brake rear hubs with Shimano Road or SRAM XDR freewheel body
axle type : 12x142 mm thru axle
Color: black anodized
Weight according to the manufacturer: n / a
Weight weighed: 12.3g