Sturdy and Rustproof - Toggle latches made of premium zinc plating metal to resist corrosion, rust and can last for a long time. Specification - Holding Capacity: 100kg/220lb. Mounting hole diameter: 4mm; 25mm hole distance; Model Number: 4001; Bar opening angle: 180 degrees. Adjustable installation distance - Maximum overall length is 4-1/8", locking range is 3-1/2 to 4-1/8 " long. Keep the two halves tightly closed or loose as you like. Easy Installation - Just fix them on the door or cabinet box with screws (NOT INCLUDED). You can always adjust the screw and tighten or loosen it. Multipurpose - The locking latch can be used for cabinet doors, storage boxes, tool boxes, fixture jigs, fixtures and fittings. tools, work support, connection of moving parts, etc.