Complete O-Ring Set, Fusion Engine (All Models) – PolarStar

The Redline Poppet shim kit allows you to tune the airflow through your stock PolarStar Poppet. You can swap or combine the color coded shims to

Redline Airsoft Poppet Shim Kit for PolarStar Fusion Engines

Polarstar LA Capa Customs

Fusion o ring kits all model – Rosies blasters and hobby products

PolarStar O-Ring Kit

Polarstar Oring set for F2

Polarstar Archives - Speedtaq

PolarStar Fusion Engine Drop-In Kit Generation 3 For M4 / M16

Fusion Engine Parts & Accessories – PolarStar

POLARSTAR Complete O-ring Set, Fusion Engine (all models), Parts & Accessoiries

Complete O-Ring Set, F2 – PolarStar

PolarStar F2 AK Player Package

PolarStar Complete O-Ring & Screw Set JACK (MP7 Excluded) - Includes all O-rings & screws needed to keep your JACK running smoothly & efficiently.

PolarStar Complete O-Ring and Screw Set for JACK (MP7 Excluded)

PolarStar O-Ring Set for F2 - Replace worn or damaged O-rings to keep your F2 running smoothly. It will extend F2's lifespan.

PolarStar Complete O-Ring Set for F2 | LA Capa Customs