Set of 4 Hardke timpani (78cm 72cm 66cm 60cm) American set up with Dresden style bowls, built new in 2011, used professionally in a symphony orchestra, always moved in cases. Pedal mechanics have been adjusted to alleviate stiffness in the high register, regularly serviced by professional timpani workshop. Original cases included. Drums include used Kalfo timpani heads. Drums can be switched to German set up. Inquire for pricing.