4x 1:10 RC Monster Truck Car Wheel Type Tires with 7 Spokes Wheel Rim Black RC Parts It's suitable for RC 1: 10 Off-road car,Truck,Monster Truck Its durable and waterproof Wheel Drive Hex:12 mm/0.47" Tires Outer Diameter: 118mm/4.64" Wheel Rims Outer Diameter:79mm/3.11"