NOT KNOWN FACTUAL STATEMENTS ABOUT SUPER177

I might definitely try out them. There is not cause that they'd not do the job just wonderful inside your Beeman. I've experienced very good luck with RWS pellets in all of my airguns (Hatsan, Crossman, Benjamin and so forth.). I'd personally test a tin and see how your Grizzly likes them as all guns appear to have their favored pellets.The RWS Sup