M3×40mm Steel Leveling Spring for Heated Beds

By using this M3×40mm steel compression spring, stable heatbed leveling and Z-axis consistency are achieved across a range of FDM 3D printers. Engineered for tension control, this spring helps maintain accurate bed position under thermal expansion and mechanical vibration. Its steel construction ensures long-term resilience against deformation, making it an essential component for print reliability and repeatable calibration. Ideal for mounting with M3 screws in four-corner bed systems.

📐 Product Specifications

• Material:

  • Spring-grade steel (carbon or stainless steel depending on variant)

• Size:

  • Diameter: suited for M3 threaded shaft

  • Length: 40mm

• Type:

  • Compression spring

• Application:

  • Heatbed leveling, Z-axis consistency

• Mounting:

  • Compatible with M3×40mm screws

• Compatibility:

  • Standard FDM printers including Ender, Anycubic, CR-series, Prusa, and similar

Engineered to maintain print surface stability, this M3×40mm steel spring delivers precise heatbed tension and reliable Z-axis leveling for consistent output quality.