3 Step Installation1) Position the two mounting plates on your door or gate, adjusting the gap between them for a perfect fit. 2) Mark the drill holes for all 8 screws based on the plate positions. 3) Tighten the 8 screws to secure the latch firmly in place. This easy, step-by-step installation ensures a strong, reliable setup for a variety of doors and gates.Adjustable PadLock HoleThe gate latch has a rounded retangle shaped lock hole which allow you to adjust the gap width between the mounting plates from 0.2'' to 1.4'' continuously to suit your doors. It can support padlocks with shackles small than 0.3''.Aluminum Alloy Made flip gate latch lock is directly cut from an aluminum alloy ingot by CNC. The flip latch has no any welding trail on the surface. Together with 3.5mm thickness weighted 7.8 oz to ensure the latch is strong.Oxidation and Sand-Blasting Surface Same surface treatment as many consumer electronics like smartphone and laptop. The latch has a smooth skin like touch.Suitable for sliding and swing open door, double door, outdoor gate, wooden fence, barn door, shed, garage, yard, driveway, garden, horse stall, patio, balcony.2.36'' Symmetric Panels with 8 Screws The gate latch has 2 mounting plates and in this mounted with 8 screws on your gate frame/fence door. Most latches in the market has only one mounting plate reducing the sturdiness and damaging the look of your door or gate.