Prime Line
4 IN GARAGE DOOR PULLEY
PRIME LINE PRODUCTS
4 inch Pulley with Strap and Axle Bolt (Single Pack) This is a 4 in. heavy-duty galvanized steel pulley, with galvanized steel strap. Made of case hardened steel race with steel ball bearings. Comes factory lubricated and can be used at stationary or spring pulley positions. This pulley is designed to support steel cables up to 3/16 in. diameter.
