Superior Stainless Performance - Proof Research 12.50" AR-Type Barrel for AR-Style Rifles - 100530

Proof Research PR15 Stainless Steel 12.5in 300BLK Pistol Length Rifle Barrel 30cal 0.75GB 7 Twist 5/8 x 24. With so many variables to take into account when crafting a rifle build; one of the most important aspects that can be overlooked is the barrel. This is why when you're going to build your own custom AR-15 upper half one of the most crucial aspects you must consider is the barrel. Proof Research believes their stainless steel PR15 stainless barrels outperform any other aftermarket barrels in its class. These high-quality barrels hold zero exceptionally well and are designed to produce less felt recoil for quicker target acquisition. Also PROOF Reseaerch PR15 stainless Rifle Barrels are cold hammer forged just like the bolts and pistons of any Proof Research products. Specifications for Proof Research PR15 Stainless Steel 300BLK Rifle Barrels: Manufacturer: Proof Research Color: Silver Fabric/Material: Stainless Steel Cartridge: .300 AAC Blackout Barrel Length: 12.5 in Barrel Profile: Contour 0.75GB Gas System Length: Pistol Length Gas Block Journal Size-Diameter: .750 in Threads per Inch: 5/8x24 Barrel Twist Rate: 1-7 Flutes: No Gun Make: AR Platform Gun Model: AR-15 Weight: 1.5 lb Condition: New Gun Type: Rifle Features of Proof Research PR15 Stainless Steel 300BLK Rifle Barrels: Pistol Length Barrel Chambered in .300 BLK Stainless Steel Design Package Contents: Proof Research PR15 Stainless Steel 300BLK Rifle Barrels Proof Research PR15S125300AAA7B300BLK: PR15 Stainless Steel 12.5in 300BLK Pistol Length Rifle Barrel 30cal 0.75GB 7 Twist 5/8 x 24