NOT KNOWN FACTUAL STATEMENTS ABOUT SUPER177

I'd personally definitely attempt them. There is certainly not cause that they might not function just good with your Beeman. I have had very good luck with RWS pellets in all of my airguns (Hatsan, Crossman, Benjamin and so forth.). I would try a tin and see how your Grizzly likes them as all guns seem to have their beloved pellets.High quality am