REMINGTON 12 GAUGE STD CONTOUR GAS CYLINDER FOR REMINGTON 11-87 The Remington 12 Gauge Standard Contour Gas Cylinder for the Remington 11-87 is a precision-engineered replacement component designed to restore optimal cycling performance and reliability to your shotgun. Built to Remington's factory specifications, this gas cylinder ensures smooth, consistent gas regulation for reduced recoil, dependable shell ejection, and flawless semi-auto operation across a wide range of loads. Crafted for durability and seamless fitment, it's the ideal solution for revitalizing worn components or completing a high-quality 11-87 rebuild, keeping your shotgun run Mfg: Remington