Dual Screws Mounted Hardware: The old designs are only can be fixed by one screw, but each of this new upgraded mounting hardware can be fixed by 2 screws. So the mirror will be more firmly fixed on the wall. Heavy Duty Mirror Mounting Kit: With 8pcs of 1.4 in/35mm screws and 8pcs 1.1 inch/22mm anchors, the black matte mirror mounting brackets are perfect for fixing heavy frameless mirrors which is 3-5mm in thickness. High End Surface Finish: The black mounting clips are of chrome treatment with matte surface, fitting your variety of decor themes and mirror/glass types. Easy to Install: Just use screw to fix the back part (the thicker part) on the wall and clock wise rotate the front part to secure the mirror. Non-Slip Design: 4 Pack dual-screw fixing mirror mounting kit comes with soft plastic pads to secure the mirror more tightly and prevent it from slipping., Weight: 0.220462262 pounds, Manufacturer: AccEncyc