Pearl P122TW Power Shifter Double Bass Drum Pedal. Pearl’s P122TW brings double-bass performance to an affordable level. This dynamic pedal offers an Eliminator inspired footboard, legendary PowerShifter functionality, UltraGrip clamp and an all new heavier Duo-Beat Beater for powerful bass action. Pearl’s P122TW has a super fast action and comes with a DuoBeat beater with both a felt and plastic surface offeriNg two distinct sounds. UltraGrip holds the pedal securely in place. The revolutionary PowerShifter function is a major advancement in pedal technology. Note: The double pedal is in good working condition. Product description is as accurate as possible. Not responsible for any errors/typos in content. Visit product website for accuracy. Please read and understand the terms and conditions of sale. All sales are final.