SHIMANO Deore M525 36 hole Rear Disc Hub, Black Cassette Body Type: Shimano 9/10/SRAMHub Center to Flange: 31mmHub Color: BlackHub Drilling: 36spokesHub Flange Diameter: 60mmHub/Brake Compatibility: 6-Bolt DiscRear Hub Spacing: 135mmSkewer Included: YesWeight: 512g