RCM Cold Hammer Forged Barrel – 17.7" 7.62x51mm 5/8x24 RH Threaded for HK G3/91, HK91, PTR91, CETME & C308 - MADE IN THE USA

Introducing the RCM Cold Hammer Forged (CHF) G3 barrel, a 17.7-inch masterpiece machined from a Mil-Spec 41V40 Hammer Forged Blank—one of the finest blanks available. With a factory-correct 1:10 twist and a nitride finish (the same finish used by Glock & Sig), this barrel is perfect for an HK build or to replace that shot-out barrel. 

Ideal for your HK G3, HK91, PTR91, CETME, or C308, this barrel is built to HK German specifications and features:

• Machined from a CHF Blank
• 922r Compliant – 1 US part
• Overall Length: 17.7 inches
• Chambered for 7.62 x 51 NATO
• Factory Correct 1:10 barrel twist
• 12 flutes in the chamber to HK specifications
• Knurled Sight Ring
• Threaded 5/8x24 Right Hand to accept all factory flash hiders/compensators
• Grenade rings machined into the profile to give it the look of a factory barrel
• This barrel will require an MP5 MP5-style front Sight
• Proudly made in the USA