U.S. Military 40mm MK 3 Shell Casing (long) - Billings Army Navy Surplus Store

Original WWII Era U.S. Navy Gun 3 Inch / 50 Caliber Dual Purpose

Military 40mm Mk 3 Casing W/ Wood Shell

Army Surplus Store Billings Army Navy Surplus Store

US Military Surplus Online - USGI Army Gear for Sale - Venture Surplus

Original WWII Era U.S. Navy Gun 3 Inch / 50 Caliber Dual Purpose

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Original WWII Era U.S. Navy Gun 3 Inch / 50 Caliber Dual Purpose

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Military Issue Winter 2021 Catalog by Historic Sales - Issuu