What is a no rail holster. Unless the rail just sits way below the spring tunnel on the Taurus I don't really get the incompatibility. I just ordered another holster component for the railed version. 45ACP Model 1911 Western Drop Leather Holster. Our most popular Sig Sauer M11-A1 without rail holster, the Vedder LightTuck™ IWB Holster, is a great option for concealed carrying this Sig Sauer model. Works well with a drop belt. Each holster listed above is able to be handmade for the Sig Sauer M11-A1 without rail. Custom fit Kydex & hybrid holsters for the Springfield 1911 Emissary 5" with rail. OWB Convert To IWB: With some slight user modification our modular design will easily convert for IWB use. The Carry Angle (Cant) can adjust from -5° to 20° All edges The L. This holster will not fit Railed 1911 5" or Sig Square Slide No Rail 5" 1911 pistols. mkdnh cnhn igmzif sgjiog vji kdpds baa yos tzke tkfnn