Carlsons Remington 870 12 Gauge 8 Round Magazine Extension Accessory

The Carlsons magazine extension for Remington 870, 1100, 11-87, and Versa Max shotguns in 12 gauge adds an 8-round capacity to your magazine tube. Constructed from blued solid steel, this threaded tube replaces your standard magazine cap and includes a spring, base clamp, and high visibility follower. The extension allows you to carry additional rounds without replacing your entire tube assembly. Easy-to-follow instructions are provided for installation. Dimensions are 2.25 X 4.70 X 12.20 inches.