Rainier Arms Mountain MOD2 5.56 NATO Barrel 10.5in 1/2x28 Carbine Len Black Small RAB-CMV-556-105-C-HF-BLK

Rainier Arms Mountain MOD2 5.56 NATO Barrel 16in 1/2x28 Mid Len Black Medium RAB-CMV-556-16-M-HF-BLK

Rainier Arms Mountain MOD2 5.56 NATO Barrel 16in 1/2x28 Mid Len Black Medium RAB-CMV-556-16-M-HF-BLK. We have brought back our Mountain Series of barrels for those of you who want the accuracy you expect from Rainier Arms in a nearly indestructible... ... more

Rainier Arms Select 5.56 NATO Barrel 16in 1-7 Twist 1/2x28 Black Medium RAB-SEL-556-16-M-NF-BLK

Rainier Arms Select 5.56 NATO Barrel 16in 1-7 Twist 1/2x28 Black Medium RAB-SEL-556-16-M-NF-BLK. They are able to reach our goal by sourcing a very high end barrel blank at an affordable price. They start off using a high precision match blank in 1:7... ... more

Rainier Arms Mountain MOD2 5.56 NATO Barrel 14.5in 1/2x28 Mid Len Black Small RAB-CMV-556-145-M-HF-BLK

Rainier Arms Mountain MOD2 5.56 NATO Barrel 14.5in 1/2x28 Mid Len Black Small RAB-CMV-556-145-M-HF-BLK. We have brought back our Mountain Series of barrels for those of you who want the accuracy you expect from Rainier Arms in a nearly indestructible... ... more

Rainier Arms UltraMatch MOD2 9mm Barrel 6in Nitride 1-10 Twist 1/2x28 Black Small RAB-UM2-9MM-6-FF-BLK

Rainier Arms UltraMatch MOD2 9mm Barrel 6in Nitride 1-10 Twist 1/2x28 Black Small RAB-UM2-9MM-6-FF-BLK. Their goal is to mass produce them to bring them to market at the most competitive prices. Their UltraMatch Barrels are contoured to their... ... more

Rainier Arms UltraMatch MOD2 9mm Barrel 5in Nitride 1-10 Twist 1/2x28 Black Small RAB-UM2-9MM-5-FF-BLK

Rainier Arms UltraMatch MOD2 9mm Barrel 5in Nitride 1-10 Twist 1/2x28 Black Small RAB-UM2-9MM-5-FF-BLK. Their goal is to mass produce them to bring them to market at the most competitive prices. Their UltraMatch Barrels are contoured to their... ... more

Rainier Arms Select 5.56 NATO M16A1 Barrel 20in 1-7 Twist 1/2x28 Black Medium RAB-SEL-556-20-R-M16A1-NF-BLK

Rainier Arms Select 5.56 NATO M16A1 Barrel 20in 1-7 Twist 1/2x28 Black Medium RAB-SEL-556-20-R-M16A1-NF-BLK. They are able to reach our goal by sourcing a very high end barrel blank at an affordable price. They start off using a high precision match... ... more

Rainier Arms Select 5.56 NATO Barrel 10.5in 1-7 Twist 1/2x28 Black Small RAB-SEL-556-105-C-NF-BLK

Rainier Arms Select 5.56 NATO Barrel 10.5in 1-7 Twist 1/2x28 Black Small RAB-SEL-556-105-C-NF-BLK. They are able to reach our goal by sourcing a very high end barrel blank at an affordable price. They start off using a high precision match blank in 1:7... ... more

DEMO Stag Arms 15 Tactical Upper - Right Ejection 5.56 NATO 10.5in 4150 CMV Black Nitride Barrel Carbine-Length 1/7 Stag 9in M-LOK SL A2 Hard Coat

DEMO Stag Arms 15 Tactical Upper - Right Ejection 5.56 NATO 10.5in 4150 CMV Black Nitride Barrel Carbine-Length 1/7 Stag 9in M-LOK SL A2 Hard Coat. 5 in Uppers are chambered in 5.56 NATO and built around a 10.5in 1/7 twist barrel. Stag 9in M-LOK SL Gen... ... more