With further discovery...
I have found that my Para Double Stack 1445EB, Covert Black, Steel framed 1911...
has a plastic mag release, plastic grips, plastic main spring housing, plastic grip safety and a plastic trigger...
I wrote Para with my displeasure and disappointment...
Para-Ordnance, High-Quality Handguns: 1911 and LDA Pistols
Para USA: High-Quality Handguns
I found that Brownell's has many of the parts...
Categories
As does fusion firearms...
Link Removed
And I friend of mine that owns one recommended Dlask as well...
https://www.dlaskarms.com/
And the best grips I have found so far look to be the
Hogue Para Ordnance Rubber Grips, with the finger grooves...
I was hoping to be able to use standard 1911 grips, so that I could use the Pachmayr Signature Series Grips, which are my hands down favorite combat grip of all time...
In my view these grips are the single biggest improvement you can make to your shot group size, on any piece you put them on...
I am told all parts but the trigger, grips and mag release are the same as a single stack 1911...