DT Swiss Ratchet Freehub Body - Shimano HG 11 Road Standard Steel Sealed Bearing No End CapDT Swiss Ratchet Freehub Body Shimano HG 11 Road Standard Steel Sealed Bearing No End Cap. Ratchet freehub bodies have a gloss finish and dont have a seal as this is fixed on the hub shell. The Ratchet System was the first of this type for DT Swiss; used in the mid range products like the 350 hubs. TECH SPECS Cassette Body Type Shimano SRAM 11 Speed Road Cassette Body Type Shimano SRAM 8 9 10 Speed Material Steel