View Full Version : Build a 300blk pistol build 300blk FA BCG or M16 BCG?
Dumb question, I am building a 300Blk pistol / SBR upper. Would I need a 5.56mm or 300 Blk Bolt to pair w/ 5.56mm FA carrier?
Dumb question, I am building a 300Blk pistol / SBR upper. Would I need a 5.56mm or 300 Blk Bolt to pair w/ 5.56mm FA carrier?
300 Blackout uses the 5.56 bolt/BCG, too easy.
Andy
Powered by vBulletin® Version 4.2.5 Copyright © 2024 vBulletin Solutions, Inc. All rights reserved.