With all the talk about 80% AR lowers, did you know that there are 80% 1911 lowers?Ares Armor sells them, but they are not the only game in town.
Tactical Machining makes a railed 1911 frame. Only a $10 difference between 80% and 100%. The difference is the slide rails, hammer and sear pin holes, as well as the barrel seat still need to be machined to complete the frame.
Here is the 80% 1911 frame
And here is the 100% frame