DURA-ACE DI2 Front Derailleur Clamp Band Adapter 28.6/31.8 mm | SHIMANO BIKE-US
Shimano FD-CX70 Front Derailleur 2 x 10-speed, clamp, Down Pull grey/black Design 31.8/28.6 mm adapter 2016 Mountain Bike Front derailleur : Amazon.co.uk: Sports & Outdoors