Polymer magazines are designed for compatibility with Howa 1500, Weatherby Vanguard, Mossberg 1500 and Interarms 1500 rifles when utilized with Howa detachable magazine floorplates. These magazines feature a robust construction that guarantees extended durability. The increased capacity facilitates and simplifies the reloading process.

Your shooting sessions with the Legacy Howa ammo boost magazine, designed to increase your range time by providing additional rounds per session
The firearm is equipped with a 5-rounds capacity, allowing seamless cycling of .300 Win Mag shots, ensuring reliable performance and efficient operation

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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.