Carlson Benelli Nova SN Ber Extrema 1301 CZ 712 912 Mag Ext

Add firepower to your favorite shotgun with Carlson’s Magazine Extension. They are constructed of blued solid steel and most models come with a spring, base clamp, and a high visibility follower. The threaded tube replaces your magazine cap and gives you the ability to add extra rounds to your magazine. Easy to follow instructions are included. These magazine extensions are great for home protection, competition shooting, and law enforcement.