M16-2.0 x(CHOOSE LENGTH & QTY) Class 10.9 Flange Bolts & Lock Nuts Yellow Grade
M16-2.0 x (Choose Length and Quantity) Class 10.9 Flange Bolts and Class 10 Flange Lock Nuts. Yellow Zinc Plated. These bolts would use a 21 mm wrench and have a 33 mm flange. The nuts would use a 24 mm wrench and also have a 33 mm flange.