Tag: mechanism

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Firearm Showcase: The Heckler & Koch G11 ACR, The US Army’s Lost Opportunity? – HIGH RES PICS!

In May of this year, I got the rare opportunity to travel to Heckler & Koch’s headquarters in Ashburn, VA, to take a look at some of the experimental and prototype firearms they have located there in their famous “Grey Room”. It wouldn’t be worth as much for [Read More…]

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Taking a Closer Look at the Cycle: Firing (Operating Systems 201)

In the first post of the 101 level series on firearms operating systems, we briefly described what the word cycle means in terms of the operation of automatic firearms. However, there’s a lot more to the cycle of an automatic firearm than just the completion of [Read More…]

GOvWgPM P1030632 This short-recoil operated SIG P220 uses a tilting-barrel locking mechanism. You can see how the slide is prevented from moving rearward by the front surface of the barrel in this image. The 1927 model Bang rifle, paradoxically uses the simpler and more advanced gas trap operating system! Image courtesy of C&Rsenal P1070430 NLmpDT6