Carlson's Choke Tubes Carlsons Magazine Extension 8- Shot Benelli M1/m2/sbe 12ga. SBE Magazine Extension adds extra firepower to your firearm for little to no cost. These Magazine Extensions by Carlson's Choke Tubes are constructed blued solid steel and come with spring base clamp and a high visibility follower. The threaded tube of this Carlson's Choke Tubes Shotgun Magazine Extension replaces your magazine cap allowing you to easily load extra rounds into your magazine. No matter the situation from home protection to competitive shooting to law enforcement you can always count on Carlson's Choke Tubes to keep you fully loaded with premium equipment that won't let you down when you need it most. Specifications for Carlson's Choke Tubes Carlsons Magazine Extension 8- Shot Benelli M1/m2/sbe 12ga: Manufacturer: Carlson's Choke Tubes Fabric/Material: Steel Magazine Capacity: 8 Round Condition: New Country of Origin: USA Features of Carlson's Choke Tubes Carlsons Magazine Extension 8- Shot Benelli M1/m2/sbe 12ga: Benelli M1M2 SBE Magazine Extension 8 Shot Package Contents: Carlson's Choke Tubes Carlsons Magazine Extension 8- Shot Benelli M1/m2/sbe 12ga barrel clamp plus & spring The Carlson's Choke Tubes Carlsons Magazine Extension 8- Shot Benelli M1/m2/sbe 12ga is a quality addition to the Carlson's Choke Tubes lineup. For more great deals on Shotgun Magazine Extensions by Carlson's Choke Tubes please browse our Carlsons Choke Tubes Weapon Accessories page. Carlson's Choke Tubes Carlsons Magazine Extension 8- Shot Benelli M1/m2/sbe 12ga