Overview Reviews Product Description Copper State Bolt and Nut 23-PC-03-Z-250 Clamp Material: Zinc Diameter: 2-1/2 Inch STD. Product Videos Custom Field Size 2-1/2 Product Reviews Write a Review Write a Review × Copper State Bolt and Nut 23-PC-03-Z-250 Clamp Material: Zinc Diameter: 2-1/2 Inch STD Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *