classic army mk16 ecs upgrades and more!! #classicarmy #airsoftupgrades #airsoft Published 1 year ago • 1.7K plays • Length 13:15 Download video MP4 Download video MP3 Similar videos 2:18 how to make your airsoft gun silent 28:14 classic army scarab disassembly and internal overview 18:09 5 affordable upgrades for your airsoft aeg that don't require opening the gearbox and get results