Nominal Wheel Diameter: 15.5 mm
Overall Wheel Diameter: 16.8 mm
Inside Tire Diameter: 15.2 mm
Outside Tire Diameter: 26.7 mm
Designed for use with narrow 1/25 15" tires
Wheels are 15x4" size and Tires are 560-15
Sold in a set of two wheels & backs and tires
Price: $8
These tires are very narrow-- 6 mm