This model of the Global Door Controls 4.5 in. x 4.5 in. steel spring hinge comes in a brushed chrome finish and functions as a full mortise, single acting spring hinge. Recommended for use where automatic self closing of a door is required. This three knuckled hinge is adjustable and the spring tension can be increased or decreased by using included adjusting tool.
- Full mortise commercial spring hinge
- Corner: square
- Installation: template screw hole locations
- Steel base material with steel pin
- Sold in a 3-pack
- Meets NFPA 80 for 3 hour fire rating
- Conforms to ANSI/BHMA – K81071F for self-closing hinges
- UL R19063 listed for “A” label fire doors
- Packed with wood and machine screws











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