High-quality Material: Each 3D glass clips clamp is made of aluminum alloy material, high strength, corrosion resistance, sturdiness and durability, and long service life. Install Carefully: The clip is designed with a U-shaped notch, which can provide a better fixing effect. It can be adjusted according to the thickness of the glass bed, easy to install and disassemble, and more worry-free to use. Confirm Before Purchase: These clips support clamping platforms with a thickness of 4mm-9mm, example a standard ender 3 with a glass bed will measure 8 mm thickness. Please measure your build surface matches the product before purchasing. Wide Compatibility: Compatible with most commonly used 3D printers. The perfect upgrade accessory for Ender 3s 3 Pro, 5 Pro, CR-20 PRO, CR-10S Pro 3D Printer and other 3D printers. What You Get: You will receive 8 pieces glass bed clip clamps with screws, sufficient quantity for your use and replacement. Specifications: Material: Aluminum Alloy Color: Black Size: Clips: 0.58 x 0.39 x 0.55 inch / 14.7 x 9.9 x 13.9 mm Screws: 0.39 x 0.56 inch / 10 x 14.2 mm Package Contents: 8 x Glass Bed Clips How To Install: 1.Put a glass bed under the bed. 2.Screw the screw into the clip part ahead of time. 3.Press the clip into the heated bed and glass bed, while making sure the top sheet of the clip doesn't touch the glass until all the way in position to avoid scratching the glass bed. 4.Adjust the screw to the proper position to fix the glass bed. Notice: 1.Please keep away from children and pets as the items are small. 2.Please don't clip on the front left corner, for the printer start prining from the front left corner, it might hit the nozzle. 3.Please identify whether your 3D printer matches the product before purchasing.