High quality rear cassette hub from Fiend with Switch Drive System, allowing easy switchover from LHD/RHD & vice versa. 6061-Alluminium shell, Sealed bearings, 1pc 9t driver, left & right hand side. Chromoly male axle section Product Specs HUB TYPE: Cassette AXLE: 14mm Male DRIVER: 9t SPOKE HOLES: 36h WEIGHT: 466g / 16.45oz