YAMAHA Drum Throne / Drum Stool DS750 Instant purchase OK [Specifications] ■ Seat size: Round seat (diameter 300mm) ■ Seat height: 480-710mm ■ Leg shape: 3 legs (single structure) ■ Height adjustment: Clamp rod system This is a standard drum stool featuring a round seat and a slide-type height adjustment function with a wing bolt memory lock.