Features: Simple to operate: These heated bed clips are easy to install and disassemble, you just need to manually rotate the screws to adjust the height to fit the thickness of the hot bed, which can be installed around the hot bed of the printer to ensure the fixing effect. Simple design: The heated bed glass clamp is designed with a black appearance, which is suitable for various styles of printer hot beds. The pattern design on the hand screwed nut can increase the friction force and facilitate the adjustment of size, and the flat mouth design can avoid scratching the glass bed. Specifications: Material: aluminum alloy Color: black Size: approx. 0.6 inches in length, 0.4 inches in width and 0.39-0.5 inches in adjustable thickness Package includes: 16 x Glass bed clips clamps Notes: Manual measurement, please allow slight errors on size. The color may exist slight difference due to different screen displays. This is a compatible spare part and the manufacturers' names and part numbers have been mentioned above for reference purposes only. Our brand is Moxweyeni.