... OS9000EX6 - 6 Shell) Drums: 6 Ply canadian maple, 1 Ply exotic wood Bass →Key specifactions&special featuresModel No.:YD-T1 (WORLD ... CLASS, EXOTIC WOOD SERIES OS9000EX6 - 6 Shell)Drums: 6 Ply canadian maple ... , 1 Ply exotic wood1) Bass drum: 22"x20" 20-lugs 2) Floor drum ...