Bottom Bracket Assembly, 3 In, PR, American Garage Door Supply, Mfr#: HBS3UD

Bottom Bracket Assembly, Includes (4) Roller Carriers, (2) Pins and (2) Cotters, For Use With Mfr. Model Number 3 in Garage Doors and 2 in or 3 in Tracks, Type Heavy Duty 12 Gauge Rust Resistant Steel with Galvanized Finish, Double End Stile, For Use With 3 in Garage Doors and 2 in or 3 in Tracks, 1 Pair