Atlas

  Specifications Weight: 1.375″-24: 2.15 oz 1.4375″-20: 2.26 oz Length Added: 0.5″ Threads: 1.375″-24 and 1.4375″-20 17-4 PH H900 Compatible with All Rearden Muzzle Devices Compatible with Q Cherry Bomb and Other Plan B Compatible Muzzle Devices Black Nitride Finish (67 HRC Surface Hardness) Frequently Asked Questions Q: Do I have to use an Nitride finish muzzle device if I purchase the Nitride Atlas?A: No, you do not need to match the finish, you can mix and match finishes.