CRL Single Acting Wall-to-Glass Gate Hinges are handed and self-closing. They can be screwed to the wall or to a 1.9" (48.3 mm) diameter post if used with the Adaptor Plate (sold separately). Two 3/4" (19 mm) holes are required for each Hinge. Maximum width 42" (1.07 m); maximum weight 65 lbs. (29.5 kg). Instructions and cut-out template are included in each box. Other Finishes: