Fits Garage Door Opener Brands, Including;
Fits Chamberlain, Fits LiftMaster, & Fits Craftsman
Specifications:
-For Chain Drive Square-Rail Garage Door models.
Radius: 1 3/16″
Hole: 1/2″
Width (Pulley): 1/4″
Overall Round Size: 2 7/16″
Replaces Part Number:
OTK20-0406, 144C56





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