The Arms Corporation of the Philippines (Rock Island Armory – Armscor) is a firearms manufacturing company headquartered in the Philippines. The company is known for its inexpensive 1911-pattern pistols, revolvers, shotguns, sporting rifles, firearms parts and ammunition. The company, whose manufacturing facility is located in Marikina City, produces about 200,000 firearms and some 420 million rounds of ammunition a year, where 80 percent of this is exported and sold to over 60 countries. In 2017, the company was renamed Armscor Global Defense, Inc.
Armscor traces its roots to a Manila printshop Squires Bingham & Co., that was founded in 1905. The company was bought by the Tuason family in 1941 and began making firearms through the present corporation in 1952. The company is headquartered in Marikina, Philippines and represented in the United States by its subsidiary Armscor International, Inc, located in Pahrump, Nevada with facilities in Stevensville, Montana.