- AR-15 UPPER BUILD/COMBO
- 16" .223 Wylde M4 Contour 1:8 Barrel Stainless U.S MADE + Gas tube, Gas block, 223 Muzzle brake
made in USA
U.S MADE- 16'' Contour Profile, W/ 1:8 Twist , .223 Wylde, 416R Stainless Steel Finish + Carbine stainless Gas tube + Gas block and .223 stainless Muzzle brake
This 16", 1:8 twist, M4 contour barrel is machined from 416R stainless steel, heat treated to RC 28-32 hardness, and properly stress relieved. Chambered for .223 Wylde.