DT SWISS HUB RR DT 350 BIG RIDE 32x197x12mmTA 6B 8-10sCAS BK Patented Star-Ratchet system(18T) Contact-free seals and high precision build guarantee smooth bearings Press-fit end caps allow tool-free maintenance and conversion Includes end cap for 190mm QR Cassette Body Type: Shimano/SRAM 8, 9, 10 Speed