Durable Plastic 12 Spoke Green Wheel Rim & Tyre Tires for RC 1/10 Drift Car Pack of 4 It's suitable for RC 1: 10 Drift car It's durable and waterproof Outer Diameter: 63mm/2.48" Wheel Diameter: 52 mm /2.05" Wheel Drive Hex: 12 mm/0.47"