Features: 1. Brand new and fine stainless steel glass door lock with aluminium alloy inside core. 2. Made from stainless-steel with brushed craft and shiny appearance, it is of robust power and long durability. 3. Solid round lock tongue controlled by way of rotary knob for straightforward opening and closing. 4. Suitable for 10~12mm thickness frameless glass door and tempered glass door. 5. Easy to install and use. Perfect for the use in home, lodge bathroom. A good replacement for the previous or broken one. Specifications: Material: Stainless Steel Body, Aluminium Alloy Inner Core Size: Approx. 8.5 * 6.5cm / 3.34 * 2.55in Package Weight: Approx. 340g Installation Show: 1. When installing, first unscrew the 3 gong wires on one side, in order that they could be inserted into the glass, and the gong wires shouldn't be unscrewed; 2. Comparison of tightening and loosening; 3.45 degree angle inlaid into glass; 4. Fully insert the glass door lock into the glass; 5. After adjusting the installation position, tighten the screw with a wrench; 6. The installation is completed; Instructions for use: First confirm the thickness of the frameless glass door, the acceptable thickness for installation is 10-12mm, no drilling is needed for installation, and it may be straight stuck on the glass the place you believe is suitable, and then tighten the screws to repair it. (The double-leaf door is to be used with the glass latch, it needs to be bought individually and not matched) Package Included: 1 * Glass Door Lock