Just Google the product you wish and go from there. Gentleman it would be pleasant to at the least be capable of receive a 15 rounder or so. As far as other suitable models, I'd use Mec-Gar also. Need to be no difficulty finding them. I am hunting a Ruger https://ruger-p89-for-sale12222.theobloggers.com/38344218/the-5-second-trick-for-ruger-shotguns