Joined December 2025
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Why is an FRT an ARSE? Have you ever slammed a door shut with a little too much enthusiasm? What about one that has an automatic closing mechanism built into it - a spring in the hinges or an articulating arm on the top? In the first instance, it would be reasonable to say that you forced the door to close because it wasn't going to close on its own. But, in the second instance, it may be more accurate to say that you assisted the door to close since it was going to close anyway. A compressed spring will expand to its natural size when you remove the pressure on it. And it will do so quicker if you help it on its way. All well and good but what the heck does this have to do with a trigger in a gun like an AR15? A trigger in standard semi-automatic mode returns to its natural state after a shot as you let off finger pressure because of the trigger spring. The spring is compressed when you press the trigger and returns to its natural size as you move your finger forward. Like our automatic door analogy, the trigger was going to move anyway. The trigger moves towards its reset position due to the trigger spring. Now we can understand that anything that helps the trigger move to its reset position is merely assisting the work that the trigger spring is already doing. In strict terms, nothing is being forced but rather helped along its way. Indeed, forced sounds like something is being moved against its will and, as far as triggers are concerned, nothing could be further from the truth: the trigger wants to reset and any mechanism to make it reset faster is doing so cooperatively. It is truly "assisting" the reset. In the Partisan Disruptor, the rearward movement of the bolt carrier group pushes the hammer into the main trigger piece rotating the top of this trigger piece backwards which by the same token rotates the bottom of this trigger piece (the shoe, where your finger sits) forward. This happens in both standard semi automatic and enhanced semi automatic mode. Like the door closing automatically with an extra push, the trigger is being assisted into its reset position. It only actually gets into that reset position (so another shot can be made) when the bolt carrier group has moved forward again but that will need to be the subject of another Blog article. The key point is that the assistance provided to the trigger piece by the hammer hitting it makes it reset quicker and, in enhanced semi-automatic mode, facilitates a higher rate of fire with each single function of the trigger. You know - the selector position that puts a smile on the face of everyone who experiences it. So, can we all agree that the proper definition of the trigger that spreads smiles at the range is an Assisted Reset device? But, by the same token, we should not take ourselves too seriously. In 1934 Charles J Michal Jr used the term "machine gun" to refer to his Assisted Reset trigger (US Patent 2139691A) because Congress had yet to provide the legal definition of a machine gun. More recently, the terms assisted reset, positive reset and, of course, forced reset have been used widely and interchangeably for devices that legally increase the rate of fire in semi-automatics. Semantics, really. We ourselves are on a campaign to popularize the term Assisted Reset Semi Enhanced, or ARSE for short. If for no other reason to help keep spreading those smiles.
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PartisanTriggers retweeted
𝐏𝐄𝐖 𝐍𝐄𝐖𝐒 πŸ—žοΈ Virginia is poised to pass one of the worst gun bans in the U.S. after a slew of anti-gun bills passed the legislature. FULL STORY ➑️ pew.link/news-031426
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Meet the Disruptor from Partisan Triggers! A drop-in cassette forced reset trigger with a 3-position selector (Safe, Semi-Auto, and Enhanced Semi)!Descendent from the original TacCon 3MR trigger (US Patent 9146067), designed for hassle-free installation on the AR-15 platform! #GunCommunity, #ARBuild #SecondAmendment
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