Home / Accessory-Magazines / Warne M&P 9/40 MAG EXTENSION BLK Sale! Warne M&P 9/40 MAG EXTENSION BLK$4999 Original price was: $4999.$4869Current price is: $4869. In stock Warne M&P 9/40 MAG EXTENSION BLK quantity Add to cart SKU: MESW-5/4BLK Category: Accessory-Magazines Product ID: 26021 Description Description +5 9MM | +4 .40 Mag Extension6061 T6 Aluminum BilletType 2 Anodized Finish Related products Taurus MAG 1911 OFFICER 45ACP 6RD $3499 SIG SAUER MAG SP2022 357SIG/40S&W 10RD $4999 Sale! Ruger MAGAZINE SR40/SR40C 15RD $4895 Original price was: $4895.$4610Current price is: $4610. Walther Arms MAGAZINE PPQ M2 45ACP 12RD $4900