Upgrade your Panzer or Benelli M4 shotgun with this Panzer M4 Tactical 7-Round Full-Length Magazine Tube in Gray, built for performance, capacity, and a modern tactical look. Crafted from high-quality steel, this full-length tube replaces the factory unit to deliver a true 7-round capacity with 2 3/4" shells, eliminating the need for add-on extensions. The matte gray finish offers a sleek, subdued appearance that pairs perfectly with dark or two-tone builds. Precision-threaded for a secure fit, it's compatible with most Benelli M4-style shotguns, including the Panzer M4. Whether you're upgrading for improved function or a custom look, this mag tube delivers reliable performance and clean aesthetics.