SUPER177 CAN BE FUN FOR ANYONE

I'd personally absolutely test them. You can find not reason that they would not work just high-quality in the Beeman. I've had good luck with RWS pellets in all of my airguns (Hatsan, Crossman, Benjamin and so on.). I would attempt a tin and find out how your Grizzly likes them as all guns seem to have their favourite pellets.Good quality ammo, I