Rowiz 4PCS RC Off-Road Buggy 1:8 Tires Tyre Arrow Pattern Hex 17mm Wheel Rims Grey Fit 1:8 rc off road buggy, with foam inserts Strong and wearproof; easy to install Tires outer diameter: 103MM/4.05";Tire width: 42MM/1.65" Wheel diameter: 90MM/3.54"; Wheel hex: 17MM/0.67" The tyres and wheel rims are assembled, not glued