Description The Armscor / Rock Island Armory detachable magazine is presented as a factory-compatible replacement for full-size 1911 pistols chambered in .45 ACP. Constructed from metal and produced to ACT-MAG / Armscor tolerances, it serves as a durable spare or service magazine. The design aligns with Rock Island 1911 platform dimensions for reliable feeding and fit. This magazine is intended for range, maintenance, and general replacement use. Key Specifications This magazine is manufactured by Armscor / Rock Island Armory. The product type is listed as Detachable. Compatible caliber is recorded as .45 ACP. The magazine is specified to fit 1911 model pistols. Brand fit is listed as Rock Island. Construction material is listed as Metal. Listed shipping weight is 0.15. Package dimensions are listed as 3.0 x 7.7 x 1.4 (manufacturer listing). The item is listed as not disassemblable. For owners of Rock Island / Armscor 1911 pistols seeking a straightforward, factory-compatible spare, this magazine provides a reliable, OEM-style option. Its metal construction and ACT-MAG manufacturing background make it suitable as a serviceable replacement for range use and routine maintenance needs.
