Hy Im Looking for this type of stock for my MPX in the EU!
Thank you for trying to help but i did research too didn't find any replicas or 3d model! The one you posted is for the airgun version and uses a buffertube or something else to attach so it would require modification.I can't find any replicas for sale, however, you may be interested in this:
This is a 3d model of the brace, so you can make one yourself on a 3d printer (or commission someone to do it for you).Telescoping Stock for Sig Sauer MCX / MPX Co2 Pellet Rifle. Kit: Sig Sauer MCX/MPX Lower Adapter Sig Sauer MCX/MPX Stock Adapter Sig Sauer MCX/MPX Button Stock Short: Sig Sauer MCX/MPX Stock Short Sig Sauer MCX/MPX Short Rubber Butt-Pad Stock: Sig Sauer MCX/MPX Stock Sig Sauer MCX/MPX Rubber...www.thingiverse.com