Unlock the full potential of your Panzer M4 or M4 Clone Shotgun with the newly released 7-round Full Length Magazine Tube from Panzer Arms. Eliminate the hassle of adding small extension tubes - this full-length tube provides maximum capacity without sacrificing aesthetics or functionality. Enjoy the convenience and reliability of a seamless magazine extension, specifically designed for your M4-style shotgun. Whether you're competing, hunting, or just spending a day at the range, this magazine tube ensures you have ample rounds at your disposal.

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Shipping Restrictions

It is the customer’s responsibility for understanding state laws regarding all purchases made. For a comprehensive list of all Shipping Restrictions, please refer to our Shipping Restrictions By State Page found Here.

All NFA Rules Apply

These items are controlled by the U.S. Government and authorized for export only to the country of ultimate destination for use by the ultimate consignee or end-user(s) herein identified. They may not be resold, transferred, or otherwise disposed of, to any other country or to any person other than the authorized ultimate consignee or end-user(s), either in their original form or after being incorporated into other items, without first obtaining approval from the U.S. government or as otherwise authorized by U.S. law and regulations.

It is the customer’s responsibility for understanding state laws regarding magazine capacities. Palmetto State Armory abides by all state regulations regarding the sale of high capacity magazines. We DO NOT ship high-capacity magazines with firearms to certain states. We WILL NOT replace high capacity magazines with state compliant magazines. We DO NOT offer refunds in place of the magazines. Please see our terms and conditions for a list or restricted states.