Polarstar Fusion Engine Complete O-Ring Kit (All Models)

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 is 90 durometer.)

1x 011 (Buna 90) - Poppet Base
1x 015-70 (Buna 70) - Poppet Sail (Prior to July 2015)
1x M2.0 x 19.0 (Buna 70) - Poppet Retainer, Rev0
2x M1.5 x 15.0 (Buna 70) - Poppet Sail / Poppet Seat, R02A
1x 011 (Buna 70) - Center Cylinder / Poppet Seat ID
1x 013 (Buna 70) - Front Cylinder
4x M1.0 x 2.5 (Buna 70) - Manifold
1x 014 (Buna 70) - Nozzle OD
1x M1.5 x 7.0 (Buna 70) - Nozzle ID

About PolarStar:

PolarStar Precision Airsoft, founded in January 2009, is renowned for high-quality, precision-manufactured gelsoft components. The 2011 release of the patented Fusion Engine HPA system marked a significant innovation, shifting from upgrading existing systems to developing new HPA systems and accessories. PolarStar Airsoft is a division of PolarStar Engineering & Machine (PSE&M), blending skilled American toolmakers with advanced CAE/CAD/CAM technologies. Established in 1997, PSE&M initially served the automotive racing industry and continues to uphold a proud heritage of "Made in the USA" manufacturing. Operating under the Delaware Association of Professional Engineers, PolarStar ensures and certifies all design and engineering standards.