HPA Parts

For cylinder conversion systems we assign numbers to the nozzles instead of using the rifle model. This is because the nozzle length can vary betwe...

For cylinder conversion systems we assign numbers to the nozzles instead of using the rifle model. This is because the nozzle length can vary betwe...

The F2™ poppet valve is available in two levels, Red and Gold. The Red valve is the standard valve that comes in the F2 and provides the maximum am...

If you are someone that has always wanted to have the performance and versatility of an HPA system but just couldn't bear the thought of being teth...

Features Aluminum alloy construction Drop-in replacement part Fits MicroReg Gen2 micro air rigs Made in the USA Manufacturer: Polarstar Specifica...

The Eurotactics E.RG grip is a light weight – high mobility - low silhouette HPA setup that is build for the win. Psi of both regulator and HPA bo...

Tank parts are critical replacement pieces of hardware to keep around should service, repair or a rebuild become necessary. The Valken 4500 regulat...

Complete o-ring set for all versions of the JACK with the exception of the MP7 variant. Plug screw included. 1x M1.5 x 6.5 (Buna 70) - Front Outsid...

Complete o-ring set for all models and generations of the Fusion Engine.(All o-rings are 70 durometer with the exception of the poppet base which i...

Complete seal set for Micro Reg (Covers GEN1 and GEN2)2x M1.5 x 4.5 (Buna 70) - Body ID1x M2.0 x 14.0 (Buna 70) - Piston OD1x Base Seal

The PolarStar MP5K Gas Stock Adapter is compatible with the Elite Force MP5K (CYMA OEM) but is also able to work with the Tokyo Marui and Galaxy mo...

Replacement O-rings for your INFERNO Gen 2 engine. Does not include O-rings for solenoid valves. Includes 1 x 10.5mm (x1) 1 x 13mm (x3) 1.5 x 18mm...

The Valken 36” SLP QD Air Rig is an air rig hose that every HPA owner needs with their tank parts. This is a low pressure wide bore air hose that i...

Complete screw set for Version 2, GEN2 Fusion Engines.

In the majority of installs your system's air line can be routed through the gearbox without issue, but in some cases you might find that the line ...

Features 6mm tubing (4mm ID, 1mm wall) Kythera SA Input Barb pre-installed O-Ring pre-installed 240psi working pressure Standard air line which c...

The BV309A Bullet Valve is the solenoid used in all current production F2 and JACK HPA systems and it is backwards compatible with all F2 and JACK ...

The small parts kit includes the original trigger, trigger spring and complete safety lever assembly for the V2 Fusion Engine. Compatible with GEN...

This kit is required to mount the original bolt catch and spring found on VFC rifles to the side plate of the V2 Fusion Engine. Kit includes (1) S...

Complete Screw Set for the PolarStar V3 Fusion Engine (Gen 3)

Complete o-ring set for UGS/CGS Type 21x M1.5 x 4.5 (Buna 70) - Body ID1x M2.0 x 14.0 (Buna 70) - Piston OD2x M1.0 x 4.0 (Buna 70) - Type 2 Barb Fi...

Original Barb Fitting used on all versions and generations of the Fusion Engine.