This adapter from Adder Arms allows the attachment of Sig MPX/MCX style folding stocks and braces to your lower receiver via Picatinny rail.
Billet 6061 T6 Aluminum Black Type III Hardcoat Anodizing.
This adapter from Adder Arms allows the attachment of Sig MPX/MCX style folding stocks and braces to your lower receiver via Picatinny rail.
Billet 6061 T6 Aluminum Black Type III Hardcoat Anodizing.