Profile Racing One Piece Cromo Driver
Manufactured at Profile Racing's U.S.A. plant made 4130 cro-mo. These CNC machined cassette drivers fit Profile Racing Mini and Totem cassette hubs.
• Pawls & springs not included. (sold only as a set - 4 springs and 4 pawls).
• 9, 10 or 11T.
• It is important to also replace your chain whenever you install a new driver or cog. A worn, stretched chain will cause your driver or cog to wear out much faster.
• Eight or Left hand drive compatible.