Bubble Magic Replacement Tumbler Barrel (All Sizes)Replacement tumbler barrel with pre installed micron screen designed to restore clean, consistent separation and keep Bubble Magic pollen tumblers running efficiently. This replacement tumbler barrel is designed for growers who want to keep their Bubble Magic pollen tumbler running at peak performance without replacing the entire machine. Built to fit the 150 g, 500 g, and 1500 g models, it restores clean, consistent separation when screens wear out