"Tama Starcl. Walnut/Birch 5pcs -MBI, Shell Pack, Starclassic Walnut/Birch Series, Tom and Floor Tom shells: 6 mm / 4-ply birch + 2-ply walnut, Bass drum shell: 8 mm / 5-ply birch + 2-ply walnut, The low to medium frequencies of the walnut wood...
