4PCS RC 1:10 Off-Road Buggy Car Sponge insert Tyre Tires Wheel Rim Black Tyres are made of rubber, and wheel rims are made of plastic, perfect replacement for your kit Front Tires Wide: 34mm;Hexagonal joints: 12mm Rear Tires Wide: 42mm;Rear Rims Wide: 36mm Tires and wheels are assembled together, but not glued; Have sponges for every tyre Applications: RC 1:10 off-road cars