M4e1 300blk Assemble Upper M4 16''bbl Pistol-length Thrd Blk

M4e1 300blk Assemble Upper M4 16''bbl Pistol-length Thrd Blk

Color : Black
Contour : CMV
Twist : 1-7
Length : 16''
Finish : Anodized
Cartridge : CCP_300 AAC Blackout
Make : AR-15
Make/Model : AR-15
Style : Complete