Drum Bung Adapter, 2" Fine Male to 2" Coarse Thread

Drum Bung Adapter, 2" Fine Male to 2" Coarse Threads Converts 2 inch fine male threads to 2 inch male coarse threads    The Groz Drum Bung Adapter takes 2" Fine Male threads found on most pumps or drum bungs and converts them to 2" Male coarse threads needed for plastic drums with coarse female threads. This drum bung is made from Polypropylene Co polymer, designed with 4 protrusions for easy tightening.