The Harmony BTS Tandem Rudder Kit Module for Wilderness Systems and Perception Tandem Kayaks allow the user to operate the rudder from the solo seating position in Wilderness Systems and Perception tandem kayaks. This is a supplemental kit, designed to be used in conjunction with BTS Rudder Kit #8070026. The parts contained within provide the extension straps and extra foot braces required to allow rudder positioning to be adjusted so that the rudder be controlled when paddling solo or when paddling tandem.