Twin Ignition for NGK BPMR6A 14mm (19mm Hex)
This is for 14mm thread plugs with a 19mm hex (spanner size). Battery, spark plugs and magnet not included. Now with 6 – 12 volt input, Select your prefered hall effect sensor option or buy without if you prefer. NOTE, if you choose the Zenoah flywheel the Hall Effect Sensor is included.