NOT KNOWN FACTUAL STATEMENTS ABOUT SUPER177

I'd undoubtedly try out them. There exists not cause that they'd not operate just high-quality in the Beeman. I've experienced fantastic luck with RWS pellets in all of my airguns (Hatsan, Crossman, Benjamin and many others.). I might test a tin and see how your Grizzly likes them as all guns appear to have their most loved pellets.Top quality ammo