Wheels Manufacturing Wheels Manufacturing Shim for 1-1/8″ Derailleur on 1″ Seat Tube

Description

Derailleur shims for adapting front derailleur clamps to a different sized frame seat tube.

– Derailleur = the size of the clamp on the front derailleur you have
– Frame = the size of the seat tube the derailleur plus shim will fit

Part Numbers