NOT KNOWN FACTUAL STATEMENTS ABOUT SUPER177

I might definitely check out them. You can find not motive that they'd not function just good inside your Beeman. I've had good luck with RWS pellets in all of my airguns (Hatsan, Crossman, Benjamin and many others.). I'd try a tin and find out how your Grizzly likes them as all guns seem to have their preferred pellets.Umarex 12 Gram CO2 is clean