Product Description Brake Size 420×180/420×200/420×220 Recommended Wheel 7.5V-20/8.0V-20/8.5V-20 Axle Beam Square150 Track 1840/1850 Q1. What is your terms of packing? A: Generally, we will package it with fumigation-free wooden holder in brown boxes. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters. Q2. What is your terms of payment? A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance. Q3. What is your terms of delivery? A: FOB, CIF, DDU, EXW. Q4. How about your delivery time? A: Generally, it will take 5 to 10 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order. Q5. Can you produce according to the samples? A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures. Q6. What is your sample policy? A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost. Q7. Do you test all your goods before delivery? A: Yes, we have 100% test before delivery. Q8. How do you make our business long-term and good relationship? A: We keep good quality and competitive price to ensure our customers benefit; We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.