BATTLE ARMS Workhorse Upper Recv 5.56 16" AR-15 Sniper Gray

Core Elite Ops CEO1502 Battle Series Rifle 5.56 NATO AR-15 16" Tactical Grey Cerakote

Core Elite Ops CEO1503 Battle Series Rifle 5.56 NATO AR-15 16" Midnight Bronze Cerakote

Core Elite Ops CEO1504 Special Edition Battle Series Rifle 5.56 NATO AR-15 16" Anodized Blue Steel

BATTLE ARMS Authority ELite Upper Recv 5.56 10.5" AR-15 Gray

BATTLE ARMS Workhorse Upper Recv 5.56 16" AR-15 Sniper Gray

AERO PRECISION AC-15M RIFLE - 5.56 NATO 16" BBL BLACK

BUSHMASTER M4 Type Patrolman Flat Top A4 Upper 5.56 16" Black