wheel bolts in Black M12 x 1.5, 17mm Hex, taper, 26mm thread - Saab x 5
•Thread size: M12 x 1.5. What is M12 x 1.25?. •Thread length: 26mm. •Spanner size: 17mm Hex. The Hex refers to the size of the nut/bolt head and therefore the corresponding size of the socket used with the wheel brace.