Iver Johnson Arms Inc has a 1911 Mainspring Housing for your Government or Commander sized pistol. This steel with vertical serrations may require some fitting for proper fit and does not include any additional parts. Let Iver Johnson Arms help keep you on target.
Specifications and Features:
Iver Johnson Arms Inc 1911 Flat Mainspring Housing 1911MSH
1911 flat mainspring housing
Steel with vertical serrations
Does not include internal parts
Government and Commander size 1911
Fitting may be required