V-Twin Manufacturing Jockey Shifter Control Kit Police Style, 4-Speed 1936-1979 - Kit Jockey Shifter Control Kit Police Style OEM No: 1 Police style jockey shift kit clamps to all Big Twin front down 1-1/8" tubes for 4-speed jockey top. Kit includes a smooth gate with detents. The handle is offset for 5 gallon bobbed tanks.