Dorman AutoGrade M12-1.50 Thread 19mm, 21mm Hex Wheel Nut Lock - 711-326 Part #: 711-326 Line: DOR Dorman AutoGrade M12-1.50 Thread 19mm, 21mm Hex Wheel Nut Lock 1 Year Limited Warranty Flanged: No Material: Steel Style: Bulge Seat Acorn Thread Size: M12-1.50 Overall Length (in): 7/8 Inch Overall Length (mm): 21mm Washers Included: No Shank Length (in): 7/16 Inch Thread Handing: Right-Hand Thread Wheel Lock Key Included: Yes Seat Style: Conical Number Of Keys: 1 Color/Finish: Chrome-Plated Shank Length (mm): 11mm Number Of Locks: 4 Hex Size (in/mm): 19mm, 21mm Show More Show Less