Crosman 13xx Moderator Adapter and Core

You must add a sleeve and cap to contain the telescoped baffle core. Final baffle is tight and will need touchup with a drill, especially if used for .20 or .22 caliber pellets.

This is probably best as a learning tool and experimental jumpoff point. I cannot even give a source for the tube used as the shroud because it was simply a bit from my scrap drawer.