Global Door Controls 4 in. x 4 in. Satin Nickel Spring Hinge With 5/8in Radius CPS4040-5/8-US15-3

Recommended for use where automatic self-closing of a door is required. Hinge is adjustable and the spring tension can be increased or decreased by using included adjusting tool. For maximum versatility use 3 hinges on required opening. Full spring tension may not be required on all hinges but allows for greater adjustment.