Chain Compensators
BDL's all new patented chain drive compensator sprockets.

CS-24A BDL’s new patented chain compensator, 24 tooth. Fits 1980-2006 Big Twins
CS-25A BDL’s new patented chain compensator, 25 tooth. Fits 1980-2006 Big Twins. U.S. Patented 6,234,909 B1
CS-34A BDL’s new patented chain compensator, 34 tooth. Fits 2007-Up Big Twins

