Tama TMR1000 Mirror Rod Double Bass Drum Pedal Drive Shaft. The Mirror Rod is a double pedal connecting rod designed to eliminate play and deliver an overwhelmingly smooth playing experience. By utilizing ball bearings, lightweight materials, a streamlined design, and concentrating the weight at the central axis, an extremely precise motion is achieved, eliminating pedal lag or play. An extreme ease of operation is achieved by a simplified pedal attachment and length adjustment design. 8 Ball Bearings Placed as Close to the Center Axis of Rotation as Possible for Faster and Smoother Rotation. Quick and Easy Setup with Fewer Mounting and Adjustment Bolts. Lightweight Machined Aluminum Parts. Works With Nearly ALL Pedals From The Major Brands. Drum Pedal Type : Double. Drive System : Direct Drive.