Faxon Firearms Barrel Features The Faxon Firearms .300 AAC Blackout barrel is machined from 416R stainless steel a material chosen specifically for its combination of corrosion resistance and machinability in demanding barrel applications. Button rifling with a 1 in 5 inch twist rate is matched to the .300 AAC Blackout cartridge s wide bullet weight range stabilizing everything from light supersonic loads to heavy subsonic projectiles. At 7.5 inches long with a .750 inch diameter this barrel is built for short maneuverable pistol length builds where compactness matters. The bead blast finish not only improves the barrel s appearance but also helps resist glare and wear during extended use. Threaded 5/8x24 at the muzzle this barrel is ready to accept the wide range of suppressors compensators and muzzle brakes built to that common .300 AAC Blackout thread pattern. At just 0.89 pounds the barrel keeps overall weight low which matters on a short pistol build where balance affects handling. Faxon Firearms builds its barrels to tight tolerances giving builders confidence that the barrel will perform reliably once installed into a complete upper. The Faxon Firearms .300 AAC Blackout barrel is available for sale at GrabAGun for builders assembling a compact suppressor-ready .300 AAC Blackout pistol. Faxon Firearms Barrel Specifications Manufacturer: Faxon Firearms Caliber: .300 AAC Blackout Material: Stainless Steel Finish: Bead Blasted Barrel Type: Button Rifled Twist Rate: 1:5 Barrel Length: 7.5 Diameter: .750 Thread Pattern: 5/8x24 Weight: 0.89 lbs Available At: GrabAGun