Griffin Armament 9.5 inch 300BLK HEDP Barrel

Griffin Armament 9.5 inch 300BLK HEDP Barrel. Griffin Armament built these Rifle Barrels from 416R stainless steel for maximum hardness with a black nitride finish and these Griffin Armament HEDP Rifle Barrels are hand lapped to ensure each one is built to the highest quality possible. The Griffin Armament 300 BLK HEDP Barrel features a medium diameter between the chamber and gas block to ensure low-bullets are shifted when firing with a suppressor. Plus there's a polished M4 feed ramp and gas ports to ensure smooth feeding chambering and extraction. These barrels can all be paired with a 416R low profile PRIMO Gas Block (if added) which has a medium profile for reliable function with suppressors and is capable of handling both supersonic and subsonic ammunition. Install this Griffin Armament 300 BLK HEDP Barrel to get one of the best barrels the shooting industry has to offer. NOTE: Gas Block is sold separately. Specifications for Griffin Armament Griffin 300BLK HEDP Barrel: Manufacturer: Griffin Armament Finish: Black Nitride Caliber: .300 AAC Blackout Barrel Length: 9.5 in Barrel Profile: M4 Gas System Length: Pistol Length Barrel Twist Rate: 1-8 Condition: New Features of Griffin Armament Griffin 300BLK HEDP Barrel 416R SS barrel manufactured from stress relieved certified barrel steel Black nitrided for extended service life Magnetic particle inspected Button rifled 5R rifling offering less constriction on the bullet 300 BLK chamber .750in gas block journal Medium diameter for reduced POI shift / Increased accuracy and durability Air gauged and hand-lapped bore Polished chamber and M4 feed ramps TRU-BORE suppressor quality threads Suppressor optimized gas ports Package Contents: Griffin Armament Griffin 300BLK HEDP Barrel Griffin Armament HE95300B: 9.5 inch 300BLK HEDP Barrel