The 20″ .243 Win. Heavy barrel is the perfect barrel to start your hunting build and add to your AM-10 collection. This barrel is made from 4150 Chrome Moly Vanadium Steel with a Nitride Finish. Featuring a rifle length gas system with a .750″ gas port and a 1:8 twist, this barrel provides top accuracy and precision for your .243 build and will allow you to bring home dinner, or just have fun at the range!
