3D Printer bed springs to mount the heated bed of your 3D printer. These springs became very popular to mount heated beds due to the stiffness of the springs and the flat ends. They are used to replace standard bed springs on 3D printers or used in extruders as the tension spring.

Spesifications:

• Ouside diameter: 8mm
• Inside diameter: 4.5mm
• Free length: 25mm