Strike Industries EMPP320 Enhanced Magazine Plate Enhanced Magazine Plate Extended +5rd 9mm Luger Black Polymer for Sig P320 $18.95
Strike Industries EMPMPS Enhanced Magazine Plate made of Polymer with Black Finish & Extra Gripping Surface for S&W M&P Shield Magazines (Adds 2rds 9mm Luger, 1rd 40 S&W) $13.95
Strike Industries EMPCTP9 Magazine Extension Kit +5rd Made of Black Polymer for Most Canik TP9 $19.95