Took about 500 pellets to break it in and smooth it out a little. Settled on the RWS Super domes. Crosman were fitting a little loose in mine. Powerful springer / scope killer. Threw an old 4x shotgun scope on mine and it is holding up real good.
How's your arm doing? JK! Yours must be a 22. The Crosman Premiers can be made to work. Just use a BB to press into the skirts or tap with small ball peen hammer. Don't laugh it works you'll be surprised how accurate they can be. YO!