Pearl Pneumatic Timpani Throne The D3000TC Pneumatic Timpani Throne is a professional grade timpani throne with a robust pneumatic cylinder that allows infinite height adjustment from 25"-33" The D3000TC Pneumatic Timpani Throne is a professional grade timpani throne with a robust pneumatic cylinder that allows infinite height adjustment from 25"-33" D3000TC has a solid cast 5 leg base with adjustable feet for uneven surfaces, and an independently adjustable foot ring to accommodate a wide range of player heights and comfort positions The seat is generously padded and the full size adjustable back rest will reduce fatigue for the user over long periods of use This new throne is not just for timpanists: the D3000TC is a great conductor's seat, upright double bass stool, and keyboard/synth chair as well