Just Google the design you need and go from there. Man It will be good to a minimum of have the ability to receive a 15 rounder or so. In terms of other compatible brand names, I'd personally use Mec-Gar also. Ought to be no trouble acquiring them. I'm searching https://kameronswvtq.tribunablog.com/ruger-shotguns-things-to-know-before-you-buy-46562490