PolarStar F1 Install By Airsoftjunkiez
OptimusPrime
12 Apr 2017
Video from Airsoftjunkiez showing how to install a PolarStar Airsoft F1 HPA Engine with a speed trigger and grip connect... "Airsoftjunkiez step by step install of a PolarStar F1 into a G&G Wildhog, testing gearbox and F1 for airleaks is a must. Detailed look at installing an HPA speed trigger and a grip connect. Chrono testing shows consistency, running 2 mags through for more testing. Airsoftjunkiez procedures and checklist to follow to get a build out the door."