K-EDGE Pro Road Braze-on Chain Catcher Black. The Chain Catcher Professional is a lighter version of the original K-Edge chain catcher that has been tested and proven.
Prevents missed front shifts and frame damage from a dropped chain
For use with braze-on front derailleurs only
Compatible with Campagnolo Shimano and SRAM front derailleurs
2-Bolt radius washer allows chain catcher “finger” adjustment independent of the front derailleur