Carlsons Magazine Extension 12 Gauge Remington 870/1100/11-87 10rd, Blued Steel - 04504

This 12 gauge magazine extension for Remington 870, 1100, 11-87, Versa Max, and V3 shotguns adds 10 rounds of capacity. Constructed of blued solid steel with a threaded tube that replaces the magazine cap, it includes a spring base clamp with swivel stud and high visibility follower for easy identification.