Yamaha CB-628 Concert Bass Drum8-ply birch and mahogany shells10-ply birch and mahogany hoopsOne-piece, high-tension casings with 10 lugsBlack plastic wrapped finishFiberSkyn 3 headsTough Terrain Bass Drum StandAccommodates 28 in. 40 in. concert bass drumsCan be tilted to any preferred playing angleWelded steel construction10-in. pneumatic tires