This model of the Global Door Controls steel spring hinges and functions as a full mortise single acting spring hinges. Recommended for use where automatic self-closing of a door is required. The three knuckled hinges is adjustable and the spring tension can be increased or decreased by using included adjusting tool.
Features
Set includes 3 hinges
Steel base material
Template screw hole locations
Conforms to ANSI/BHMA-K81071F for self-closing hinges