Sig Sauer Collapsible Stock. MPX. MCX. 1913. Listing ID: 3029869

$195.00... NO SALES TAX... NO SALES TAX... Fits MPX, MCX and most Copperhead models... May also fit other firearms with 1913 interface... Condition "as new"... (Had three of these... This is my last one)... Spring 77388... 713 249-5807... NOT SB MODEL... Original Sig Sauer Part...