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Filament Tension Lever (Adjustable) R2 & C2

  • Robo R2 Filament Tension Lever
  • Robo R2 Filament Tension Lever
  • Robo C2 Filament Tension Lever


Adjustable Filament Tension Lever (extruder latch)

Since the original Robo filament tension lever is no longer available, Jonah created this adjustable one.

This tension lever allows for easy adjustment of tension using a 2.5mm hex key.

MJF Printed in PA12 Nylon for durability.

Tension lever
Tension screw
Mounting bolt and plug for spring

Note: The spring is not included. re-use your current spring or purchase a new one here

Robo R2
Robo C2


  1. Install the tension lever using the black bolt
  2. Back the tension screw out for easy spring installation
  3. Place the silver spring plug on your existing extruder spring and slide the spring up into the tension lever
  4. Tighten the tension screw using a 2.5mm hex driver to your desired tension. There is an arrow on the tension lever to mark a good starting point for tension.
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Additional Information

Brackets & Plastic Parts
Extruder & Hotend Parts (Print Head)
Brand Name:
PB Select
PB Select
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