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Rio Ammunition, a subsidiary of the Spanish-based MAXAM Group, has been manufacturing shotgun cartridges since 1896 and is recognized for its extensive history and expertise in the industry. With production facilities in Spain and the United States—including a major factory in Marshall, Texas—Rio Ammunition supplies a wide range of shotgun shells for hunting, sport shooting, and law enforcement. The company produces both conventional and specialized cartridges, including non-lead options such as steel and bismuth shot, reflecting a commitment to environmental responsibility. Rio Ammunition is known for its vertically integrated manufacturing, producing most components in-house to ensure quality and consistency. Their product lineup includes popular 12 GA and 20 GA cartridges, as well as a comprehensive selection of shotgun lead ammo, shotgun steel ammo, shotgun buckshot ammo, and shotgun non toxic ammo. With a global presence and a legacy of supporting competitive shooters and hunters, Rio Ammunition is a trusted name in the shotgun ammunition market.
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