4PCS RC 1/8 Off-Road Car Buggy Rubber Tyre Tires & Wheel Rim Black Have Foam Inserts Tyres Outer Diameter: 112mm; Tyres Wide:43m Hexagonal joints: 17mm Material: Plastic+Rubber Tires and wheels are assembled, not glued; Have foam inside It's suitable for 1/8 RC Buggy Off Road