Fits many 1911 model pistols in .45 ACP
Constructed from heat-treated, blued steel
Components molded from DuPont black polymer
Spring is heat-treated for strength & reliability
This ProMag 1911 Government Model Magazine fits a number of 1911 model pistols in .45 ACP. Constructed from heat-treated, blued steel with a follower, lock-plate, and base-plate molded from a proprietary DuPont Zytel-based black polymer. It also uses a spring wound from Chrome-silicon wire that's been heat-treated for strength and reliability. Made in the USA.
Fits many 1911 models including, but not limited to:
Rock Island Armory
Smith & Wesson