Thread : M12x1 Male Thread to 1/2"x20 UNF Female Thread. Male Thread : M12x1 (1 mm Pitch). Female Thread : 1/2"x20 UNF ( 20 TPI ). Thread : M10x1 Male Thread to 1/2"x20 UNF Female Thread. BRASS SUMP PLUG OIL TEMPRATURE SENSOR GAUGE ADAPTER x 1 piece.
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