Product Description Zipp ZM2 SL Replacement Axle for Front or Rear Hub This replacement axle is compatible with the ZM2 SL front or rear hub by Zipp. It comes with one wave spring washer included. For the rear axle, bearings for both the left and right side are also included. The ZM2 SL Disc-Center-Lock hub is used in the 1ZERO HiTOP SW MTB wheelset. Compatibility:ZM2 SL Hub1ZERO HiTOP SW WheelsetManufacturer Numbers:Front:11.2028.061.003Rear:11.2028.061.005Contents:1 x Zipp ZM2 SL axle1 x wave spring washer1 x drive side bearing (only rear)1 x non-drive side bearing (only rear) Manufacturer: SRAM LLC 1000 W. Fulton Market 4th Floor Chicago IL 60607 USA info@sram.com Distributor: SRAM Europe Sales and Services B.V. Paasbosweg 16 3862 ZS Nijkerk Netherlands info@sram.com