M4e1 5.56 Assm Uppr 18'' Rifle 12'' Atlas S-one Hg Blk

M4e1 5.56 Assm Uppr 18'' Rifle 12'' Atlas S-one Hg Blk

Cartridge : AKK_5.56 mm NATO
Color : Black
Twist : 1-7
Finish : Anodized
Length : 18''
Make : AR-15
Make/Model : AR-15
Style : Complete