NGK - Laser Iridium Spark Plug for Mercury (IZFR6J) past type tag-Balaclavas There are two different kits

There are two different kits available for those models

5" RAM rubber ball allows for connection to any C size RAM double socket arm

Wera magnetiser to magnetise and demagnetise tools to ensure the screw remains firmly on the blade

steel shank reinforced and CE certified

WSB-KIT-F012-SU

NGK - Laser Iridium Spark Plug for Mercury (IZFR6J) past type tag-Balaclavas There are two different kitsLaser welded Platinum or Iridium center electrode tip Platinum disc welded to backside of ground electrode provides long life Trivalent Metal Plating provides superior anti corrosion and anti seizing properties Faster starts and quicker acceleration Better fuel economy and lower emissions Best spark plug available in their category Original Equipment Manufacturer approved design