This is the Beater Side of a Double Bass Drum Pedal. Includes 1 beater and the 2nd cam that can hold a 2nd beater. Single Spring for each side. Fully functional as a single pedal, missing connector bar and non-beater side to use as a double pedal. Condition Description: VG – very good condition fully functional as currently set up as a single pedal, will need the connector rod and auxiliary pedal, and another beater to use as a double bass pedal.