Tama HP310L Speed Cobra Single Bass Drum Pedal. The Speed Cobra 310 series was developed using the same design principles as the Speed Cobra 910 series, and offers remarkable performance at an affordable price. The extended footboard, which features the same design as the Speed Cobra 910, offers rapid acceleration and power with less physical effort. The Recessed Setting provides the perfect balance between the natural characteristics and motion of a chain drive pedal, and the lighter overall action of the Speed Cobra 310 series. Model Name (X) : Speed Cobra. Pedal Drive Type (X) : Chain Drive. For Instrument (X) : Drum Set.