Home / Accessory-Magazines / Warne M&P 9/40 MAG EXTENSION FDE View cart “Springfield Armory MAGAZINE XDE 9MM 8RD FLUSH FIT” has been added to your cart. Sale! Warne M&P 9/40 MAG EXTENSION FDE$5499 $5237 In stock Warne M&P 9/40 MAG EXTENSION FDE quantity Add to cart SKU: MESW-5/4DE Category: Accessory-Magazines Product ID: 25955 Description Description +5 9MM | +4 .40 Mag Extension6061 T6 Aluminum BilletType 2 Anodized Finish Related products SIG SAUER MAG SP2022 357SIG/40S&W 12RD $4999 Smith and Wesson MAGAZINE M&P40C 40S&W 10RD $4200 Ruger MOON CLIPS GP100 10MM 3-PACK $1695 Sale! Ruger SECURITY9 COMPACT MAG 9MM 10RD $4295 $4191