M16A1 "Style" Retro Build 💥 Troll This 💥

Built this from a bench of scraps Tony Stark style. This is an AR-15 tribute to the M16A1 "Style" rifle. What made the A1? The A1 designation was given to M16 rifles issued with certain upgrades:

M16A1-Upgraded features
The replacement of the powder (The quality of ammunition went hand in hand with the "A1" roll out), combined with a new buffer to slow rate of fire, a chrome plated chamber and barrel to improve rust resistance, a closed prong flash-hider (Birdcage with slots around the full circumference), forward bolt assist, new buttstock w/storage for cleaning kit, and introduction of a 30-shot magazine was adopted as the M16A1 and performed well for the duration of the 60's and 70's.