Double braced professional drum throne - Adjustable height: from 45 to 60 cm/ 17.72 to 23.62 in - round seat (diam.32 cm/ 12.6 in ) w/ clamp connection - threaded steel shaft w/ anti-sinking memory clamp - Innovative memory slot on steel shaft to reinforce the stability - Weight: 4.5 Kg/ 9.92 lbs - Max static load capacity: 330.69lb / 150kg