HPA Fittings & Unit Parts

PolarStar F2 Low Flow Poppet | Gold Low Flow Poppet for F2

PolarStar Light Nozzle / Poppet Spring - FE/F2/Kythera

PolarStar F2 O-Ring Kit | Complete ORing Kit for the F2

Wolverine Airsoft O Ring Replacement Kit for INFERNO GEN 2 Units

Amped Airsoft Replacement O-Ring Set for HPL & Couplers | Pack of 10

This pack of 10 replacement o-Rings for the Tippmann/Ninja Slide Check Female Coupler Seal, found on our Amped HPL Lines, is a great thing to have on hand in case your pesky slide check o-ring...

PolarStar JACK Solenoid | F2 Solenoid | BV309A | 200 PSI

PolarStar F1 Solenoid | Bullet Valve Solenoid | BV214A | 150PSI

Amped Airsoft Gun Side Mini QD for 8mm Lines | TM M870

Looking to utilize one of our Amped Lines or other types of after market lines that are based on Foster type fittings? This fitting is specifically designed in mind for use with the Tokyo Marui M870...

Amped Airsoft Gun Side Mini QD for 4mm Lines | Mancraft

DISCLAIMER: THIS ITEM WILL NOT WORK FOR THE WOLVERINE BOLT. Looking to utilize one of our Amped Lines or other types of after market lines that are based on Foster type fittings? This fitting is...

Foster Brass - Quick - Disconnect 1/8" Female (Slide Check QD)

Looking for a replacement Foster Female Quick Disconnect fitting?  This is an 1/8" NPT threaded fitting that is usually used on the Ninja Slide Checks as a QD fitting.  CALIFORNIA PROPOSITION...

PolarStar Jack O Rings and Screw | Complete Rebuild Kit

Foster / ZSI - 45 Degree Brass Elbow Adapter with 1/8" MNPT and 1/8" FNPT

This fitting is a brass 45 Degree elbow adapter that has 1/8" MNPT on one side and 1/8" FNPT on the other.  This is a good fitting for when you want to adapt a regulator to have an offset for your...

Foster / ZSI Brass Hose Fitting 90 Degree Adapter

This fitting is a brass 90 Degree elbow adapter that has 1/8" MNPT on one side and 1/8" FNPT on the other.  This is a good fitting for when you want to adapt a regulator to have an offset for your...

Amped Custom Dual Port Fill Adapter UFA

This Amped Custom Dual Port Fill Adapter (UFA) allows you to convert your existing single tank regulator into a dual tank regulator.  You will need additional parts to complete your dual tank...

Amped Custom Fill Adapter UFA Cap | Cap Only

Lost your Amped Custom Fill Adapter UFA Cap, or looking for a thread protector?  This Cap will be the replacement you are looking for.

PolarStar Banjo Fitting 10-32 Thread x 1/16 Barb with Slotted Stud

Amped Airsoft 1/8" NPT Female Hex Nipple | Female to Female

This fitting is a female 1/8" NPT to female 1/8" NPT.  It is good for creating dual tank rigs. Thread: 1/8" NPT (Female)Material: Brass CALIFORNIA PROPOSITION 65WARNING: This product contains...

Amped Custom ASA Adapter | HPA Accessory

This Amped Custom ASA Adapter is just your typical ASA adapter complete with an 1/8" NPT Female Threaded port. You can use this ASA in a variety of ways.  This also makes for a great ASA to go into...

PolarStar Fusion Engine Screws V3 GEN 3 | Screw Sets

Wolverine Airsoft Solenoid Valve | Inferno, Hydra & SMP

Solenoid Air Tubing | 1/16" / 1.6mm ID | 1 Foot

High quality clear urethane tubing in 1/16" (1.6mm) Sold by the foot. This tubing is used in Fusion Engines to route air from the solenoid to the nozzle.

Amped Custom | Low Flow Pre-Shimmed Purple Poppet

Introducing the new Amped Airsoft Custom Low Flow Pre-Shimmed Poppet in fabulous purple. We've revisited the original poppet design after years of testing and working with our own internal findings...

PolarStar Fusion Engine SR25 Spacer Kit | A&K and ECHO1 SR25

S2 Airsoft Designs Lightning Banjo for PolarStar Fusion Engine

The Lightning Banjo by S2 Airsoft Designs is an upgrade part for Fusion Engines that dramatically improves air efficiency by improving poppet movement speed. Efficiency gains vary between 90% and 25%...

Amped Custom | Amped Fill Adapter | UFA | Green

Amped Airsoft Custom UFA for connecting your regulator to your tank. Standard 1/8" NPT thread and completely made in the US.Top Cap doubles as a thread saver! If you are looking for a UFA protector,...

Wolverine Airsoft Buffer Tube Adapter | HPA Install Parts

PolarStar Fusion Engine Solenoid | PolarStar Solenoid R107

PolarStar Fusion Engine Screws V2 GEN 3 | Screw Sets

Amped Airsoft | 6mm Macro Line By the foot

Well the title says it all.  We will ship macro line in one continuous length that you can cut to your desired length. For example, if you add 3 of these items to your cart, you will receive one...

Amped Airsoft | 1/4" Macro Line By the foot

Well the title says it all.  We will ship macro line in one continuous length that you can cut to your desired length. For example, if you add 3 of these items to your cart, you will receive one 3...

Amped Airsoft | 1/8" to 1/8" Pipe Fitting | Stainless

Amped Airsoft | 1/8" to 1/8" Pipe Fitting | Stainless This fitting is  commonly used for attaching Universal Fill Adapters (UFAs) to regulators. It is commonly referred to as the 1m1m fitting...

Amped Airsoft | 1/4" Slip Fit Fitting 1/8 MNPT | Stainless

This fitting is a replacement fitting for your air rig if you happen to need one.  This fitting is commonly used for the macro line connections on the actual air rig. Thread: 1/8" NPT Tube Size:...

Amped Airsoft | 6mm QD Male 1/8" NPT Fitting

This fitting is a replacement fitting for your PolarStar Fusion Engine gun side quick disconnect if you happen to need one.  This fitting is commonly used for the macro line connections coming from...

PolarStar Fusion Engine Cylinder Input Fitting 6mm

PolarStar Shim Kit | Fusion Engine Installation Shim Kit

PolarStar Fusion Engine O-Ring Set | Oring Repair Kit

These are the replacement O-Rings for the Polarstar Fusion Engine. This set contains all the O-Rings that are needed to replace worn O-Rings on your Fusion Engine/PR-15.This kit contains the...

Amped Custom - Fusion Engine Poppet Shims | Pack of 4

These poppet shims are used to fine tune your stock or low flow poppet. (If you are purchasing a poppet, you can receive a shim kit at a discounted rate on the Low Flow Poppet item page)Each shim kit...

PolarStar Heavy Nozzle / Poppet Spring - FE/F2/Kythera

PolarStar Fusion Engine Red Low Flow Poppet (.0625)

PolarStar Fusion Engine Gold Low Flow Poppet (.0465)

PolarStar Bolt Catch Components for Fusion Engine

PolarStar Milsim Fitting | 90 Degree Rear Macro Fitting

Amped Line Foster Mini Quick Disconnect Plug | Fitting Only

This fitting is a replacement fitting for your air rig if you happen to need a mini quick disconnect plug.Thread: 1/8" NPT FemaleFound commonly on all of our air rigs. These are also used on our QD...

Amped Line Foster Quick Disconnect QD Regulator Adapter

This adapter is for the use with our new super flexible straight line with quick disconnects to attach to existing regulators. Connects to existing regulator that utilize 1/8" NPT female threads. ...

Foster Male 1/8" NPT Quick Disconnect Plug HPA | Mag Fitting

If you are a GBB user that has wanted to get away from using Green gas, and wanted to use something like HPA for Cold Weather performance, then this is the fitting for you.Features a threaded end for...