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Mfg Item #: ATIM5R22250
With the Ammo Boost Advantage, rifles can be converted to accept detachable magazines. Note: This detachable magazine requires Howa's Ammo Boost short action conversion floorplate trigger guard. This 5-round polymer magazine is compatible with Howa 1500, Weatherby Vanguard, Mossberg 1500, Smith & Wesson 1500, and Interarms 1500 rifles in short action caliber: 22-250 Remington.