Ran across this the other day after a referral.
https://www.recoilweb.com/fake-bakel...pe-165615.html
Here are the first results of my efforts:
Left to Right: Original polymer AK mag, next two - Fakelite painted mags, last two - original Russian AK74 Bakelite mags. Seems to work out relatively well as far as looks go. I don't know how well they stand up to use yet.