Du-Bro Vintage Wheels \(1/4 Scale\) Part No: 700V. Now you can build that vintage aircraft you`ve always wanted to. The Vintage series was designed from actual wheels of WWI and other early aircraft. Internally, the tire is secured to the hub which is paintable ABS plastic. The axle diameter can be drilled out to larger sizes per the details below. Axle Dia. 3/16" \(can drill to 1/4"\) - Weight \(approx\): 7.0 oz/tire - Overall Hub Width 1.78"