ProMag 10 Round .45 ACP 1911 Government Extended Magazine, Blue - COL04

This magazine is for the 1911 Government Model pistol in .45acp. It is constructed from heat-treated steel, with a follower, lock-plate, and base-plate molded from a proprietary DuPont Zytel based black polymer; and using a spring wound from Chrome-silicon wire and heat-treated for strength and reliability.ProMag magazines are designed utilizing traditional stamping and welding of heat-treated high carbon steel. Every ProMag magazine is backed by a lifetime guarantee against manufacturer's defects. Features: Magazine body constructed of heat treated carbon steel with black oxide finish Injection molded magazine follower Magazine spring formed from heat treated chrome silicone wire Magazine includes polymer grip extension sleeve Made in USA