A set of 4 Yamaha polished copper bowl 6000 series timpani: 32", 29", 26", 23". The 23" has been lightly hammered by Picking for more color depth. Fully serviced, calibrated, cosmetic touch up. New Remo Ren 'clear' heads with high profile steel insert rings. New third wheel & new PCT head protectors. Ready for the stage or practice room.