Weld-On Spring Hinge Window & Shutter Hinges Weight ratings given are a

Weight ratings given are a general guide for doors used in residential (low frequency) use under normal situations

The center to center screwhole dimension for the hinge wing that mounts on the face frame is 2-1/8"

Fits into a cutout measuring 2-3/4"H x 1-3/4"D

Installs easily by simply snapping in place

Spring latch backset (distance from the edge of the door to the center of the spindle hole) is 2-3/8"

Weld-On Spring Hinge Window & Shutter Hinges Weight ratings given are aHeavy duty self closing weld on hinge. With this hinge, you no longer need a separate closer for jobs that require a self closing gate. Two sealed maintenance free bearings (no greasing). Near frictionless movement. Designed to fit square or round gate posts (weldable surface is slightly indented). Closes in one direction only. Not for gates needing to swing in both directions. Ideal for panic bar installations. Five spring tension adjustment