Product Description End caps for Zipp 176 Disc (176D) rear wheel hub (Centre Lockring). Technical Information:Axle Type:10 x 135 mm quick release or 12 x 142 mm thru-axleCompatibility:176 Disc hubs302 Disc wheels303 S disc wheelsManufacturer Numbers:10 x 135 mm:11.2018.045.01012 x 142 mm:11.2018.046.010 Only available to European & Russian customers. Contents:2 x Zipp 176D end caps 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