About this item Upgraded 2-IN-1 Keyless Entry Door Lock: The 90/180 Degree barn door lock can be mounted at 90° right angles, also can be mounted at 180 degree angles for even more space-saving use. Ideal for family bedrooms, doors, bathrooms, gates, sheds, cabins, windows, cabinets, garages, kitchens, offices, barn door latchs and more Heavy Duty Material: The flip latch lock is made of zinc alloy and has a multi-layer polished surface to eliminate any corrosion, rust and discoloration, ensuring durability and reliability Comes with 2.5 mm Thick Door Latch Spacer: The spacer is made of solid aluminium alloy material; Thickness: 2.5 mm; Length: 80 mm; Width: 25 mm; If the door and the frame/wall are not in the same plane, the sliding barn door locks can be installed by adding this spacer （for example, if the door gap ≤ 2.5 mm, you can add one 2.5 mm spacer; if 2.5 mm＜the door gap ≤ 5 mm, you need add two 2.5 mm spacers Extra Security for Peace of Mind: The barn door lock is a safety measure for your family, preventing unwanted entry and keeping toddlers and pets safely inside Quick to Install and Maintain: Punching holes with screws and installing flip gate latch Lock at the position mark; quality screws ensure a firmer installation Packing List: 1 * Black Barn Door Lock, 1 * 2.5 mm Spacer, 8 * Screws, 4 * Expansion Tubes › See more product details