HIGH QUALITY MATERIAL: Handle: Aluminum alloy, lock cylinder: brass, key: brass. Made of high quality zinc alloy, strong and durable. Electroplated surface, not easy to rust, black powder coating, corrosion resistant, oil and stain resistant, good hand feeling. DIMENSIONS: Length 155mm, width 45mm. Hole spacing: 133mmThe product dimensions are all measured manually, there may be an error of 1-3mm, please refer to the actual product for details. PRACTICAL AND VERSATILE: Smooth edges do not hurt the hand, smooth lines, simple atmosphere, suitable for different decoration styles. The deep groove of the handle makes it easier to pull heavy doors. A left door and a right door are available. Can be used for doors sliding doors, barn doors, patio doors, closet doors, etc. EASY TO INSTALL: The door lock kit includes the screws needed for installation and comes with detailed instructions for easy installation.