Smith & Alexander 1911 Mainspring Housing W/ Slim Line Magwell

The same, 100% bigger, mag well opening for X"XcanX’Xt missX"X mag changes with narrower sides that match thinner, slim grips. Checkered 20 lpi, unless otherwise noted as Smooth. Mfg: Smith & Alexander SPECS: Steel. Available blued (BL) or stainless steel (SS) with flat (FL) or arched (AR) mainspring housing to fit: 1911 Govt./Commander (GM); Officers Model (OM).