E3D Revo Spring Triple Pack

Ideal addition when ordering an E3D extrusion system: a number of extra spare springs for the hot end. Comes in a pack of 3 pieces.

• Keeps the HeaterCore into good thermal contact with a Revo Nozzle
• Effective in attaching Revo HeaterCore to heatsink
• Compatible with Revo Micro, Revo Six, and Revo Hemera