Carlson's Choke Tubes +9 Extended Magazine Tube Kit for 12GA Stoeger M3000, M3500, P3000, P3500 Shotguns

Designed to increase your shotgun's overall capacity with an impressive 9 rounds of ammo, the Carlson's Choke Tubes +9 Extended Magazine Tube Kit for 12GA Stoeger M3000, M3500, P3000, P3500 Shotguns is a drop-in mag tube kit featuring durable steel construction with a corrosion-resistant blued finish. The high-strength steel base clamp clips to the magazine extension tube and the barrel of your shotgun for increased strength and stability and features a built-in sling swivel stud that serves as the forward mount for any 2-point sling. The included high-visibility polymer follower and steel spring work together to ensure smooth and dependable operation. Plus, the threaded tube extension installs directly to your shotgun's factory-length magazine tube for quick installation and reliable performance right out of the box. Compatible with most 2.75" shells.**Magazine round count is for the total capacity using 2 3/4-inch shells including 1 in the chamber**Note: When using 3" shells, you lose 1 shell capacity. When using 3.5" shells, you lose 2 shell capacity.