ACDelco M12 Thread Multi-Purpose Bolt - 11610905 Part #: 11610905 Line: ACD ACDelco M12 Thread Multi-Purpose Bolt 2 Year LIMITED WARRANTY Material: Steel Thread Size: M12 Length (in): 2 Inch Length (mm): 51mm Head Type: Hex Head Size (mm): 18mm Bolt Grade: Grade 10.9 Show More Show Less