Specification 1. Set 2 Hole Pins: 1-1/8'' Diameter, work with Bolts Holes Recommended 3/8'' to 1.0''. 2. Set 2 Hole Pins: 1-5/8'' Diameter, work with 1/2 '' to 1-1/2'' Bolt Holes Up to 3'' Thickness of Flange. Note* Condition: New * Accessories: You will get exactly as shown in the picture above * Professional installation is highly recommended (No Instruction Included) * For any needs please contact us. Warranty: one year warranty for any manufacturing defect