TacStar Side Saddle, Fits 12 Gauge 6Rd Remington 870/1100/1187, Black 1081157 The patented TacStar Sidesaddle mounts extra rounds on your shotgun in a convenient and accessible location for fast reloading. The tough" weatherproof shell carrier is attached to an aluminum mounting plate that installs directly on the shotgun receiver. All mounting screws are included.