Chain Link Kennel Gate Latches are used for 1-3/8" gate frame to 1-3/8" kennel frame. This latch can be used for any fence that has a 1-3/8" gate frame and 1-3/8" panel frame Installation steps: 1.Remove the U-Bolt from the latch; 2. Fix the latch to kennel gate frame. Reinstall the U-Bolt and backplane. Tighten the nut on the U-Bolt by hand;br> 3. Verify the correct latch position by closing the door and the door aligned with the kennel panel frame. Tighten the U-Bolt nut with a wrench to complete.br>