PFH-M82A BOOST aluminum rear hub Hole Counts : 28, 32H 4 seal bearing O.L.D. : 148mm P.C.D. : 58mm Weight : 300g Rotor : MTB-Shimano11/10S and SRAM XD-compatible 36T Engagement Adaptor Options: M12 type only Anodized color available Ceramic bearing available