Liftmaster,Craftsman,Sears,Cha Gear Sprocket Kit Door Opener Gear kit 1/3-1/2HP Liftmaster Sears Craftsman Garage Door Opener Part

Compatible with chain drive units from LiftMaster, chamberlain, craftsman, sears, master mechanic and Wayne Dalton. Compatible with 2245, 2255, 2265, pd210, pd212, pd610, pd612k, 1200 series, 1240, 1245,1246, 1250,1255,1256, 1260, 1265, and more. Not all models listed.