All new revamped and updated internals for Ryan Biz Jordans signature Rotator V4 Pro freecoaster hub. 6061-T6 aluminum hub shell. 14 mm heat-treated CRMO axle w/ allen insert for easy removal. Includes 3 slack washers for adjustments. With all new clutch & spring that reduces drag while back pedaling, crankflip ready. Includes both drive side & non drive side PC Hub Guard.