AM BARREL ASSEMBLY RF85 TREATED

AR-15 Barrel: 16 M4 RF-85 Treated Contour Barrel with 1:8 Twist Chambered in 5.56/.223 Parkerized Finish Carbine Gas System. – Length: 16 – Profile: Contour – Twist: 1-8 – Finish: Parkerized – Material: 4150 – Caliber: 5.56/2.23 – Gas System: Carbine – Gas Block System: 0.750 – Gas Hole Diameter: 0.068 – Benefits: – The RF-85 process does not add or take away any tolerances therefore you will maintain the accuracy of the barrel. – RF-85 has also been proven to double the life of a barrel opposed to a chrome lined barrel. – It will allow for easy cleanup and give you the durability and longevity you want in a barrel.