About The Product

● UL listed

● Base material: Steel and Stainless steel

● Square ,1/4"and 5/8" radius corners,template  hole pattern

● Three knuckle,Two-way adjustable tension

● Two methods of tension adjustment - A. hex key, B. tension rod

● For automatic closing of door. Light weight for residential use.

Available Sizes

3½”x3½” , 4”x4”, 4½”x4”, 4½”x4½”