Vintage Pearl Double Bass Drum Pedal Dual Chain Drive Set- Rock & Roll! – Double Bass Drum Pedal P-100? Set by Pearl works very well and includes adjustable spacer bar with a double springs and hoop clamping system on left pedal. Kit is in Very Good Condition with minor wear and is missing 1 (one) tightening bolt on spacer bar. Please see pictures for Condition Concerns. Thanks for looking and God Bless!