Carlsons Magazine Extension 12 ga. Remington 870/1100/11-87 12 shot

Made from blued solid steel, Carlson’s Shotgun Magazine Extensions include everything you need to install: spring, base clamp, and a high visibility follower. Simply replace your magazine tube cap and spring to add rounds to your shotgun’s capacity with ease. This magazine extension fits Remington 870/1100/11-87 shotgun models.