Airsoftjunkiez demo their Airsoftjunkiez HPA MK46 SAW that uses a sleek MK46 design integrated with a high-performance PolarStar F2 HPA engine. In place of a more complex setup, it relies on a stock enhanced box magazine with a simple auto-feeding mechanism to supply .32 gram BBs during operation.

Airsoftjunkiez demo their Custom Stoner M63A1 HPA LMG equipped with the PolarStar F2 HPA Engine. This is made of heavy duty steel & aluminium construction with a 20mm rail on top of feed cover allows for easy mounting of optics. The railed handguard allows for easy mounting of tactical accessories and the reinforced metal gearbox w/ steel gears, spring guide, and 8mm bearings.