Home / Accessory-Magazines / Ruger MAGAZINE AR-556 300BLK 30RD You cannot add "Ruger MAGAZINE SR40C 9RD EXTENDED" to the cart because the product is out of stock. Ruger MAGAZINE AR-556 300BLK 30RD$2695 In stock Ruger MAGAZINE AR-556 300BLK 30RD quantity Add to cart SKU: 90526 Category: Accessory-Magazines Product ID: 46317 Description Description Magazine for 300 AAC Blackout Related products Sale! Warne M&P 9/40 MAG EXTENSION FDE $5499 $5237 Springfield Armory MAGAZINE XD-S 40SW 6RD $3099 FN MAGAZINE FN 509M 9MM 10RD $5699 Ruger 77/17 MAGAZINE 17WSM BLK 6RD $3795