A must have for 3D Printer Hot Bed/ Platform, bottom connect, serve to replace on your heating bed original springs. They're much stiffer than the stock springs and allow to really crank up the print speeds, so parts finish sooner with no loss in quality.

Special design for Ender 3 S1 Pro/ Ender 5 plus/ Ender 5 Pro/ Elego Neptune3/ Ant A8 / Wanhao D9 / Megai3 Pro/ SW X1/ Monoprce Make Select or other heated bed that has a auto bed leveling sensor.

The silicone buffers are simply installed instead of the original spring. After installing, level your printer then it is no longer possible movement, your set levels remain!

This heat-resistant and pressure-resistant silicone leveling column are made of quality silicone, which help cutting back any vibrations when working, with a 4mm inner diameter makes it better to level your 3D printer.

What you get? 4Pcs 18mm/ 0.7inch Silicone mount bed If you can not sure the length whether fit for your printer, please email us. ›  See more product details