14.5 Inch AR Piston Upper Build

This is NOT a how-to-video This is NOT an instructional video in any way This is a video we put together to document our customers upper receiver being built for their viewing enjoyment. This video is also to document the work we do. It is for our own edification as well. We share the video so our viewers can see and enjoy the process. We ship all stickers, literature, and tools supplied by the individual manufacturers to the customer with their finished product. They also get the spent brass if they want it. —— parts—— Aero Precision Ar15 Od green upper receiver Rosco Manufacturing 14.5 Inch .223 Wylde Barrel. (Mid length) Geissele Automatics MK4 13.5 inch Mlok handguard in DDC SuperlativeArms mid length .750 Solid adjustable piston kit POF roller cam pin for the bolt carrier group LBE Unlimited Bolt kit (bolt, firing pin, firing pin retainer. It came with a cam pin we didn’t use) (VG6 Gamma SL muzzle brake was only used to test fire. The customer had their own muzzle device) ——— Tools ——— Real Avid tools AR15 hammer and punch set -pick and scraper set -AR15 Bench Block -AR 15 smart Vice block was seen in the background Wheeler Tools AR15 Lapping kit Midwest Industries ar15 upper receive rod Geissele Automatics barrel nut wrench SLR Rifle Works gas block dimple jig Royobi cordless drill —— NEMJ Services —— Upper receiver Lapping Barrel dimpling for gas block Assembly and test fire