【Moderate Firmness & Brightening】83A Durometer, Comfortable for Riding, No Batteries Needed, Magnetic Core Powered, Flashing in the Dark, More Fun for Kids.
【Sizes Guide】Front: Out diameter Approximately 120mm (4.7 inches), Wheel hub thickness: 24mm (0.94 inches), Thickened PU: 28mm (1.1 inches); Rear: Out diameter Approximately 80mm (3.2 inches), Standard wheel thickness: 24mm (0.94 inches)
【Easy to Put On】Pre-installed 608RS Bearings and Spacers, Enjoy a Smooth Ride
【High-Quality Material】Constructed from Polyurethane, Durable and High Performance
【Wide Range of Uses】Includes 4 Pieces (2 Front and 2 Rear), Suitable for 3-Wheeled Kid Push Scooters.