【Packing List】4x Plastic Nut, 4x M4*40mm Screw, 4x Springs
【Notification】Please measure the length of screw that your 3D printer use at present to make sure our product is suitable for you.
【Advantage】Injected with high-intensity ABS, and matte treatment of surface, suitable friction and durable.
【Application】Manually level 3D printer platform. Suitable for aluminum platforms that use M4 holes.