DT Swiss 350 Rear 6-Blt 32H 142mm XD SRAM 11s only 12mm Thru Axle 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 Cassette Body Type: SRAM XD 11/12 Speed Skewer Included: No