Oct 3, 2021 · To do a new full auto MPX you need an 07 FFL with an SOT (special occupation tax) so you can manufacture what’s called a post sample. Meaning made “post 86” new …

Nov 29, 2020 · Gen 3 has Timney trigger, M-LOK hand guard and SIG PSB folding brace that is one of the two ATF approved braces. Also, Gen 3 no longer offers the 8” barrel, but this can …

My build: Mpx k ILWT 4.5inch barrel with adjustable gas block and trilug mounting integrated SBRed Eotech Parker mountain kate moss stock Silencerco omega 9k This is honestly tied for …

Oct 26, 2021 · I've been looking at mpxs recently and like yourself it's hard to figure out what's the latest model to get, I was about to pull the trigger on a mpx because it had the new pistol grip, …

May 1, 2023 · The MPX was king, it was a noticeable difference. Today, I took the MPX out with the SP5. I shot both suppressed with the Omega 9k, recoil felt the same, if I was blind folded I …

May 22, 2022 · The MPX is a better gun in quite a few ways, but it’s also 50 years newer. Amazing what can be done with advancements in technology. The roller locked system was …

Oct 6, 2022 · MPX K gen 3 with obsidian 9 direct threaded. Been shooting with this config for a little while now but mostly outdoors I guess cause I took it to a local indoor range over the …

Sep 9, 2018 · The MPX seems more advanced, modular, and efficient (as well it should being half a century newer) but the MP5 is still just so damn cool. Every day it seems I change my mind …

May 25, 2023 · I doubt they would change the thread pitch, all mpx barrels are left hand thread 13.5. I soaked my barrel in boiling water for about an hour then took it to local gunsmith and …

Jan 21, 2021 · Plan is to direct thread my 13.5x1LH piston with fixed barrel spacer onto the factory 4.5” MPX barrel. A lot of people say that you need this “tapered muzzle device …