Polar Shaft - The polar shaft is made of steel plate of one-piece construction with minimum yield strength Hand Hole - A reinforced hand hole with grounding is provided at the base end of the distance rod assembly. Each hand hole includes a cover and cover attachment hardware. All rod assemblies are equipped with a rectangular hand hole (dimensions are nominal). Base Cover - Each rod assembly is supplied with a full bottom cover. Other base cover options are available upon request, including cast aluminum and fabricated steel covers. Anchor Bolts - Anchor bolts meet Chinese national standards and are equipped with two hex nuts and two flat washers, with an "L" bend at one end of the bolt. Hardware - All structural fasteners are galvanized high strength carbon steel. All non-structural fasteners are galvanized or galvanized carbon steel or stainless steel. Finish - Standard finishes are galvanized or lacquered. Other finish options, including topcoat color choices, are available upon request.  1.What kinds of payment methods do you accept? You can make the payment to our bank account, Western Union or PayPal: 30% deposit in advance, 70% balance against the copy of B/L. What are your prices? Our prices are subject to change depending on supply and other market factors. We will send you an updated price list after your company contact us for further information. 2.Do you have a minimum order quantity? Yes, we require all international orders to have an ongoing minimum order quantity. If you are looking to resell but in much smaller quantities, we recommend you check out our website