Double bass pedal p580 made by mapex 2002. Cleaned and polished to show condition. 3 sided batters reversible /felt / maple wood and plastic for your playing style. 2 cam chain drive roller power drive cam. Double tightening beater stem. 21 connecting bar fully extended. Rub mark on bar as seen in photos. Floating bass hoop clamp. Adjustable spurs and rubber threaded foot board. Patented duel universal linkage. Please use photos for your judgement of condition before purchasing.