1.Made of super soft sticky rubber, super grip. 2.Specialized tread pattern, these 1.0 tires provide outstanding traction on various surfaces, allowing your RC vehicle to conquer challenging terrains with ease. 3.Outer Diameter:2.44 inch / 62mm; Width: 0.8 inch / 20.5mm; Inner Diameter:0.94 inch / 24mm 4.Set of 4, Foam Inserts 5.Compatible with Traxxas TRX4M Defender Bronco K10 High Trail F150 Axial SCX24 Gladiator Bronco C10 JLU Deadbolt AX24 FCX24 Enduro24 1/18 1/24 RC Crawler Car, or other micro models.