5.56 16″ M4 Barrel – Carbine Length
The 16″ 5.56 M4 barrel is the perfect barrel to start your next build and add to your AM-15 collection. This barrel is made from 4150 Chrome Moly Vanadium Steel with a Parkerized finish. Featuring a carbine length gas system with a .750″ gas port and a 1:8 twist, this barrel provides top accuracy and precision for your 5.56 build.
4150 Chrome Moly Vanadium
|DIAMETER AT GAS PORT||
Barrel is compatible with .223 Ammunition.