The Problem Solvers Braze-On Front Derailleur Adapter simply clamps onto your frame's seat tube and provides a secure place to bolt on your braze-on front derailleur (sold separately). This fine adapter is made of light, durable aluminum and includes a stainless-steel bolt.
|Silver / 28.6mm||708752073630||DP0910||PRO5173198R|
|Silver / 31.8mm||708752073654||DP0920|
|Silver / 34.9mm||708752073678||DP0930|