- Prevents chain derailment when shifting to inner ring - Adjustable hose-type clamp fits 1-1/8" to 1-3/8" seat tubes [more]
- Used by professionals in the olympics, World championships, The classics and grand tours - Lightweight 6061 t6 aluminum, Including all hardware for shimano, Sram and campagnolo braze-On mounted and braze-On adapter clamp mounted front derailleurs (Not compatible with with campagnolo eps front… [more]
- Professional grade chain catcher that debuted on the gold medal TT bike of Kristin Armstrong in the 2012 London Olympics - Allows for independent adjustment and tightening of the derailleur - Lightweight 6061 t6 aluminum, Including all hardware for Shimano, SRAM and Campagnolo braze-on mounted… [more]