Adjustable glass bed clamps: different from other ordinary 3D printer bed clamps, our clamps can be adjusted according to the thickness of the glass bed of the printer hot bed, and are not like binders that have a risk of bounce away^ Quality material: each glass bed clamp is made of quality stainless steel, not easy to rust, bend or appear to be broken, which won't damage the glass bed and has a longer service life^ Simple operation: these 3D printer glass bed clamps are very easy to install and disassemble; You only need to manually rotate the screws to adjust the height to fit the thickness of the hot bed; After tightening, no tools are needed^ Extensive compatibility: these adjustable 3D printer hot bed glass clamps are basically suitable for most 3D printers, which are compatible with Ender 3 pro, Ender 3, Eder 3S, Ender 3 V2, Ender 5, Ender 5 Pro, Ender 5 Plus, CR-20 PRO 3D printers and other 3D printers^ Multiple quantities: the package includes 4 pieces quality 3D printer glass bed clamps, enough to meet your daily use and replacement needs, and you can also share them with your family and friends who are in need