Manufacturer MIKKUPPA. MIKKUPPA 1/2-20 Lug Nuts. Size M12x1.25. Include 6 spline socket key. M12X1.25 Precision Thread. Thread Pitch M12X1.25 M12X1.25 M12X1.25 M12X1.25 M12X1.25 / /. One-Piece Nuts: The one-piece structure design is more splendid and safer than the two-piece design.
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