Here are the closest I could find to OEM:Anyone have an idea as to who makes the mag extension for the new 23 round M&P magazines that come with the Spec Series (13625) and FPC?
Sorry if it's been mentioned and I missed it.
Strike Industries EMP Enhanced Mag Plate Mag Base Pad S&W M&P 9 40
The Strike Industries EMP Enhanced Magazine Plate is an extended magazine plate made for full sized M&P pistols. It adds magazine capacity by +6 to...