DT Swiss 350 Disc brake hub Rear Centerlock 32H Shimano MTB 12x142mm Black Press-fit end caps allow tool-free maintenance and conversion Patented Star-Ratchet system(18T) Contact-free seals and high precision build guarantee smooth bearings Thru-axle supplied by frame manufacturer Cassette Body Type: Shimano/SRAM 8, 9, 10 Speed