Product Description With the axle nut by Croozer you can attach all common axle hitches, if your bolt-on axle is too short. Technical Information:Material:stainless steelFeatures:integrated adapterextension if the bolt-on axle is too shortModels:FG 10.5: Over Locknut Dimensions:10.5 fine pitch threadsCompatibility:SRAM Spectro S7/Super 7, SRAM Spectro P5/Pentasport, SRAM Spectro T3, SRAM Spectro 3 x 7, SRAM Dual Drive I + IIManufacturer Number:122003815 3/8 x 26: Over Locknut Dimensions:3/8 x 26Compatibility:Shimano Alfine, Shimano Nexus Inter 8, Shimano Nexus Inter 7, Shimano Nexus Inter 3Manufacturer Number:122000415 Enviolo: Over Locknut Dimensions:12 x 142 mm / 12 x 148 mmCompatibility:Enviolo CA-SP 12 x 142/148 mmManufacturer Number:122502419 M10 x 1: Over Locknut Dimensions:M10 x 1 fine pitch treadsCompatibility:SRAM i-MOTION 9, SRAM i-MOTION3, SRAM Torpedo Singlespeed, SRAM G8, SRAM Dual Drive III, ROHLOFF Speedhub 500/14, NUVINCI: N360, NUVINCI BIONIXManufacturer Number:122000715Contents:1 x Croozer axle nut Manufacturer: Croozer GmbH An der Hasenkaule 10 50354 Hürth Germany info@croozer.com