These are Chrome 23" Phat Daddies Wheels with Tires by Pegasus Hobbies. Suitable for Ages 8 & Older. FEATURES: Chrome 5-double spoke wheels. Rubber tires with authentic tread design. Designed for use on 1:25 scale model vehicles. Made in the USA. INCLUDES: (4) 23" Phat Daddies Wheels SPECS: Scale: 1:25 Inner Diameter: 0.71" (18mm) Outer Diameter: 1" (26mm) Width: 0.43" (11mm) kr8/30/04 ir/jxs