Mapex Armory P810TW Double Bass Drum PedalThe Mapex Armory P810TW Double Bass Drum Pedal is a new and updated version of the Mapex Armory Double Bass Drum Pedal. The P810TW makes use of a double chain drive, ensuring durability with a smooth feel. All bass drum angles are accommodated whilst the pedal is flat, due to a self adjusting hoop clamp with a side mounted adjuster. The P810TW includes Falcon Series Beaters, which come with both 10g and 20g weights so that the user can customise the