Home / Accessory-Magazines / Springfield Armory MAGAZINE HELLCAT 9MM 17RD View cart “Warne M&P 9/40 MAG EXTENSION BLK” has been added to your cart. Springfield Armory MAGAZINE HELLCAT 9MM 17RD$4299 In stock Springfield Armory MAGAZINE HELLCAT 9MM 17RD quantity Add to cart SKU: HCP5917 Category: Accessory-Magazines Product ID: 98895 Description Description Related products Sale! Warne M&P 9/40 MAG EXTENSION BLK $4999 Original price was: $4999.$4869Current price is: $4869. Sale! Warne GLOCK 19/23 MAG EXT +5/+4 GRY $5449 Original price was: $5449.$5201Current price is: $5201. SIG SAUER MAG 320/250 FULL 9MM 10RD $4999 Sale! Warne M&P 9/40 MAG EXTENSION FDE $5499 Original price was: $5499.$5237Current price is: $5237.