Lage Manufacturing

SIG MPX Stock Adapter

SIG MPX Stock Adapter #329


This stock adapter is designed for use with the SIG MPX pistol or rifle. Compatible with all of our stock adapters and folding mechanisms. Additionally, it is compatible with any ACE Rifle Stock patterned stock or folding stock mechanism with two #10-32 mounting screw holes spaced 5/8" (.625") apart. This is also a standard mounting pattern for stocks made by Manticore Arms, DPH, Stormwerkz, HDPS and more With the addition of our AR-15 Stock Adapter, a commercial or Mil-Spec' buffer tube can be added to attach an AR stock, SIG Brace or Shockwave Blade.
Secures with one screw. Please note: If you have a standard picatinny rail that you would like to add a stock to, please use part #357. Manufactured from 6061 aluminum and finished in flat black anodize. Adds .40" to the rear of the receiver. Weighs 2.4 Ounces. Made in the U.S.A. and engraved "LAGE USA" on the bottom. These stocks will fit the MPX Gen 1 and Gen 2, but not the MPX Copperhead. #329