Pack of 4 HT Spark Plug Knurled Nuts universal for most modern plugs, 4BA Thread

4BA thread. Aeroscreens & Wind deflectors. Andre Hartford Shock Absorber. Spark Plug Adaptor - 14mm/18mm. Large 4 Way Turreted Top 18mm Spark Plug Holder - Polished Aluminium. Spark Plug/Spark Plug Adaptor Folded Washer - 18mm.

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