A silent unboxing by BZ Tactical of the Heretic Labs Article IV speedsoft gun... "In this video, we take a look at the latest release from ‪@hereticlabsairsoft‬ / ‪@WolverineAirsoft‬, the Article IV HPA Rifle. We show you everything you get included in the box (which includes an ‪@acetechofficial‬ Bifrost Tracer Unit), go through some of its main features, and demonstrate it in action with some Rebel Precision Tracer Rounds Bifrost Tracer Unit), go through some of its main features, and demonstrate it in action with some Rebel Precision Tracer Rounds."