Right now the intention is to keep running the Key-mod fore ends as far as I know. However, for curiosity sake I will check in with Rob Arms on that one.
.223 In stock ready to rock check this link: https://www.wolverinesupplies.com/Se...R=.223%20Wylde
If you have a Type one rifle, we can get the correct parts for you to convert a Type one no problem, shoot us an E-mail and we will see what we can do: sales@wolverinesupplies.com
Just a heads up, we are going to be looking at a bit of a wait however, at minimum 2-3 months.
Not sure on this question... but if you are referencing the XCR-M yes, it accepts a DPMS patterned magazine, same as the Windham.
Getting them on re-order shortly, no ETA yet but can let you know if you like: tysonl@wolverinesupplies.com
Going commercial or mil-spec is totally your choice, both have a excellent selection of available stocks, and perform the same. I went Mil-spec because I had a bit more broader selection and style.