Unlocking and taking away the spent situation through the chamber and ejecting it out from the weapon as bolt is going rearward The two barrel and breechblock, locked alongside one another, recoiled a short distance for the rear; then the barrel was stopped plus the block ongoing again by https://louiskwbik.webbuzzfeed.com/36221218/the-smart-trick-of-machine-gun-that-nobody-is-discussing