The CRL Flush Mount Cabinet Pivot Hinge can be used with 1/4" or 5/16" (6 or 8 mm) glass. The maximum recommended door width is 24" (610 mm). The recommended maximum weight of the door should not exceed 50 lbs. (22.7 kg). Minimum clearance required is 1/8" (3.2 mm) top and 1/8" (3.2 mm) bottom. Required glass fabrication for hinge installation is one hole and one cut out. One set top and bottom per pack.