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  • Nut Not Included
  • Standard Component
  • Apply Threadlock To Screw

RetroArms - Piston Head Screw - Silver, a simple replacement screw for anyone out there who has an old worn out screw from repeating maintenance or had a slip up during assembly. There is no locking nut with this screw, so if your internal pistol and head use one you will need to re-cycle your old or source a new one from a local source.

£0.99
  • Thick Head
  • Corrects AOE
  • Bearing Braced

Designed to create a better and more silent airflow within your Airsoft AEG gearbox.

£9.99
  • CNC Machined
  • 6082 T6 Aluminium
  • Very Rare Spare Part

A precisely engineered CNC Machined piston head for Airsoft Electric Pistols.

£10.50
  • Robust Polymer
  • Ideal Replacement
  • Ventilated Piston Head

A Polymer topped piston head with alloy components, designed to have built-in pressure bearings and reduce friction from the spring. 

£11.99
  • Pressure Bearings
  • Optimal Compression
  • Ventilated Piston Head

A Polymer topped piston head with alloy components, designed to have built-in pressure bearings and reduce friction from the spring. 

£12.99
  • Alloy Head
  • Lightweight
  • 6 Hole Ventilation


An incredibly smart piston head designed to hold your spring in place within the piston. The collar you see in the photos holds your spring straight when under compression and when the piston is released.

£29.99
  • Stainless Steel Construction
  • 8 Ventilation Holes
  • For Striker S1

A purpose built Piston, designed for use with the ARES AMOEBA Striker S1 series of Bolt Action Airsoft Spring Sniper Rifles, to improve their performance durability.

£44.99
  • CNC Machined
  • 8 Port Ventilation
  • Bearing Spring Support

For those who want a reliable Airsoft AEG gearbox, don't scrimp on a cheap piston setup as this is the part that takes a lot of abuse every time you pull your trigger.

£9.99
  • Lightweight
  • Alloy Piston Head
  • 6 Hole Ventilation

Designed for use in Marui's Ver.2 SOPMOD M4 AEG, this is an incredibly smart piston head designed to hold your spring in place within the piston. 

£12.99