Shotgun ammunition is measured in gauge rather than in caliber. Ammunition manufactured for them comes in a variety of types, sizes and power. We explain all here
SAVAGE ARMS 320 SECURITY SHOTGUN AMMO SLING (25
Armed Ladies of American Tactical Systems
Federation Firearms SPM-12 Mag-Fed 12ga. 3 - Distressed Red
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The most bizarre military shotgun ammo ever
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Allen Company Heavy Duty Shotgun Ammo Bandolier - One Size, Multi
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The Differences Between Ammo Types - The Well Armed Woman
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