Garage Door Extension Spring Hardware
3" Heavy Duty Pulley![]() |
| · Part #: PU-30H · 3/8" Bore · Lasts twice as long as the standard 3" pulley |
Fork for 3" Pully![]() |
| · Part #: PF-3 |
| Extension Springs |
| · Extension spring prices |
4" Pulley![]() |
| · Part #: PU-40 |
Fork for 4" Pully![]() |
| · Part #: PF-4 |
Cable for Extension Springs![]() |
| · See: Cable and Fittings |
| Fasteners |
| · See: Fasteners |
Extension Spring Clips![]() |
| · Part #: SPC-112 · Part #: SPC-212 (Pictured) · Part#: SPC-400 |
Prices Subject to Change
UN: Units by which each part is sold
Price: Cost per unit (for smaller quantities)
Qty | Price: When purchasing at least the quantity in the left column, the unit price is specied in the Price column to the right











