Doing Your Own 1911 Mainspring Housing Replacement

If you've decided it's time for a 1911 mainspring housing replacement, you're about to realize just how modular and user-friendly this century-old design actually is. Whether you're looking to swap a flat housing for an arched one, add a magwell for faster reloads, or just replace a plastic factory part with some solid steel, this is one of those "bench projects" that almost anyone can do. You don't need a master's degree in gunsmithing, just a few basic tools and a little bit of patience. ...

May 3, 2026 · 7 min · Rosanna Sencenbaugh