NOT KNOWN FACTUAL STATEMENTS ABOUT SUPER177

I would certainly attempt them. There is certainly not explanation that they'd not operate just fantastic within your Beeman. I've experienced excellent luck with RWS pellets in all of my airguns (Hatsan, Crossman, Benjamin and so on.). I'd check out a tin and find out how your Grizzly likes them as all guns appear to have their beloved pellets.The