This rear hub have been designed to be both strong and lightweight to survive the tortures.Specifications:- Discipline: Cross Country/Gravel (e-bike compatible)- Weight: +- 468 g- Axle: 12x148 mm Boost- Drilling: 32 holes- Brake interface: 6 bolt international standard- Bearings: 6902- Pedaling angle: 10 degree- POE (Points Of Engagement) 36- Options: Shimano/SRAM 10/11 v or SRAM XD freehub