The BRG-15 had conventional, gas operated action with rotating bolt, locking into the barrel extension.
该担心现有- 15接受传统，燃气经营与旋转螺栓行动，延长锁入桶。
In this action bolt has two frontal lugs that engage the barrel extension, which is screwed onto the barrel.
螺栓在这次行动中有两个是从事前沿耳桶扩展，这是到每桶拧。
It has the same simple blowback action with bolt that telescopes around the rear part of the barrel.
它具有相同的螺栓简单的反作用的行动，望远镜周围的枪管尾部。
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