10 1/2 Inch A4 Upper Half
1 item
5.56mm NATO chamber for 5.56mm and .223 caliber
10.5 Inch A4 Upper Half .223/5.56mm
AR0364B With 10.5 Inch Chrome Lined Barrel
Customizableoptions available
1 item
5.56mm NATO chamber for 5.56mm and .223 caliber