NOT KNOWN FACTUAL STATEMENTS ABOUT SUPER177

I might surely test them. You can find not rationale that they'd not operate just fantastic inside your Beeman. I've experienced very good luck with RWS pellets in all of my airguns (Hatsan, Crossman, Benjamin and so on.). I would check out a tin and find out how your Grizzly likes them as all guns seem to have their most loved pellets.So look out