SIF42 Lock Reinforcing Ring for Exterior Doors ($.95 per part)
Secure-It-Fast
$ 76.00
This Lock Reinforcing Ring is ideal for fiberglass or metal doors that require a bore hole where no blocking is installed or in cases where the manufacturers reinforcement is not present. They allow locks to be tightened down without denting the door
- Use on 1 3/4" exterior door