GoolRC 4Pcs/Set 1/10 Short Course Truck Tire Tyres for Traxxas HSP Tamiya HPI Kyosho RC Model Car Tires: Outer Diameter: 108mm/4.2in Tire Width: 43mm/1.7in. Material: Rubber+Plastic. Wearproof easily assembly. 1/10 scale off-road vehicle tires.