4" Brake Drum with Flange for Internal Expanding Brakes
Product Specs: Drum Only Drum ID: 4-1/8 Drum OD: 4-1/4" Flange OD: Approx. 6-1/2" (6) 5/16" Bolt Holes on a 3-1/4" Bolt Pattern (3) 5/16" Bolt Holes on a 2-1/4" Bolt Pattern Center Bore: 1-5/8" Can be used on a multitude of projects! May have surface rust from storage