Gun: MPX K Part: mystery I was foundling my MPXK last night, pulled back the charger and clink! this little thing came rolling down the empty mag well. I'm about to take apart everything to see where is missing this "thing" but if anyone has any idea, please help point the way. This is a very...

I've heard you can put tape, or what sounds like an even better fix - a washer, and stop the brace from freely rotating 360 degrees. Does anyone know how to do this? I like the whole form of the brace otherwise, without having to SBR the MPX-K and Canebrake of mine they are on.

So I've put on a Sig Romeo5 red dot, a TLR 7 white lights, and the smallest green laser I could find which happens to be made by TruGlo. But....the laser block at least 1/3 of the light throw. Should I put a riser on the red dot, then the TLR 7 too, or just accept some light blockage in the name...

Hello Folks, I did a search and found nothing... Interested in the MPX-K (LE/MIL) only and heard they were working on changing something with the stock to bring this into compliance for the civilian world (shorter barrel). I know they make the MPX-C model but I live in the dreaded state of...