Jimenez Arms, also known as "J.A.", is an American firearms manufacturer based in Henderson, Nevada. The company was started in August 2004 using the molds and machinery from bankrupt Bryco Arms and currently makes four models of firearm.Under its Bryco name, the company was described by the U.S. BATF as one of the "Ring of Fire companies.All guns manufactures by Jennings/Bryco/Jimenez are constructed of injection-molded Zamak, a zinc alloy.