EMSea 12Pcs M4 Spring Leveling Adjustment Kit for 3D Printer Hot Bed Compatibility with Creality CR 10 Ender 3

[3D Printer Leveling Adjustment]: The set of accessories is through the compression spring to adjust the hot bed at different points of the force. [Upgraded Rotating Control]: The bigger size of adjusting nuts are for greater accuracy and more comfortable. [Widely Use]: Only compatible with Creality CR-10/10S, CR-10 Mini, CR-X,CR-20, Ender 3, Ender 3 Pro, Ender 5,etc. [Widely Use]: Also suitable for other M4 thread of height adjustment, please confirm the screw size before purchase. Note]: Not fit for CR-10 S4 and CR-10 S5. There is no enough space because two aluminum extrusions under hot bed.