These are the 6-5/8" Diameter Vintage II 1/4 Scale Aircraft Wheels from Williams Brothers Model Products. FEATURES: Black Rubber Tire Vintage Style Wheel Wheel Constructed of Beige Plastic INCLUDES: Two 6-5/8" Vintage II Style Wheels REQUIRES: Installation on landing gear of aircraft SPECS: Outer Diameter: 168mm (6.62") JiM 11.26.08 ir/jxs