Bushmaster Upper M4A3 223 16" Black Flat Top

Bushmaster Upper M4A3 ,223 Rem/556NATO, 16" Barrel, Bayonet Lug and A2 Birdcage Flash Hider, Flat Top, Black Finish, Complete Barrel Assembly w/BCG 91823

Product Weight : 77

Model : M4A3

Type of Barrel : Bayonet Lug and A2 Birdcage

Barrel Length : 16"

Chokes : A2

Description : Complete Barrel Assembly w/BCG

Finish Color : Black

Fit 1 : AR Rifles

Caliber 1 : 223 Rem

Caliber 2 : 556NATO

Model 1 : M4A3

Sights : A2 Front

Type : Upper