This is a custom built AR15 5.56 upper receiver that is new in the box and never been fired.
Mega Arms MTS Quad Rail Mid Length 9
White Oak 10.5" 1:7 Twist Stainless Match Grade Barrel
AAC Brakeout 51T Quick Mount Stainless Flash Suppressor
Wilson MP3 Coated BCG 5.56
Noveske Charging Handle
USPS money order or certified funds only.