Vender 3D Printer Parts M4X40 Screws Auto Leveling Nut Spring Screw Hotbed Spring Kit for Heated Bed Cr10 Ender-3 al mejor precio

Spring Outside Diameter::8mm Spring Inner Diameter::4mm Spring High::25mm Use for::3D Printer Screw::M4*40 Nut::M4 Material:plastic colour:Photo Color Package Contents: 4 * Upgraded Leveling Nut 4 * Hot Bed Spring 4 * ScrewOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.