Feature: 1. Anti-violent destruction: The lock tab is made of solid cast iron, with strong resistance to violence and damage. 2. Protection: The joint spacer is effectively stabilized and reinforced to prevent damage to the door body due to too tight installation. 3. Fine workmanship: The surface is smooth, brushed and polished, with full texture and practicality. 4. Durable: Zinc alloy lock cylinder and computer engraving version key are adopted, which is smooth and easy to use for a long time. 5. Easy Installation: Easy to use, just mount it firmly on the door. And the humanized button and internal split lock prevent the door from opening the glass lock. 6. Widely used: perfect fit for family house, flat door, office door, living room, living room entrance door, etc. Specifications: Item Type: Glass Door Lock Material: Stainless Steel, Cast Iron, Zinc Alloy Scope of Application: Frameless Sliding Glass Door Suitable Door Thickness: Approx. 10-12mm/3.94-4.72in Type: Double-sided lock Single-sided lock size (length x width): approx. 80 x 56mm/31.50 x 22.05in Package List: 1 x Left Lock Body 1 x Right Lock Body 3 x Key 4 x Stud 2 x Screw 1 x Inner Hex Key 1 x Instructions