Cocking knob for 68 Special or Tippmann SMG in used shape, with oring notch. O ring notch is specific to the Tippmann 68 special and Retains hammer to bolt linkage. Used with rust, some wrench marks ect but work fine. Multiples available. SMG 60 will not need the hammer oring retaining notch but this will still work on the SMG.
