Product Description Push Button Lock with Metal Door Lock Ring For Drawer Hole Φ26 mm Drawer Thickness: 15-18 mm Lock Hole Distance: 75 mm 36.19 mm Material: Zinc Alloy + ABS Plastic Hole Diameter: 26 mm Board Thickness: 15-18 mm Lock Screw Hole Distance: Approx. 65 mm Strike Hole Distance: Approx. 20 mm Package Dimensions: 116 mm x 87 mm x 9 mm How to install? Drill a 26 mm diameter hole in the cabinet; Measure 64.62 mm. Attach the 2 carriage bolts to secure the lock. Measure the 20 mm according to the position of the locking bolt. Assemble the 2 short locking screws to secure the locking plate. Congratulations, you have completed the installation without any problems. Note: The push lock requires a door/drawer with a hole diameter of 26 mm and a thickness of 15-18 mm. Please check the size of your caravan cabinet according to the above tips and the size photo before purchasing.