All NSR slot cars are originally equipped with SUPERGRIP compound.
Grip Range: NO FRICTION > SUPERGRIP > ULTRAGRIP > EXTREME
Wheel: Aluminum with set screw. Code 5004 - 17x8mm - Air System
Tire: Code 5231 - Ultragrip
Axle Size: 3/32"
Overall Tire + Wheel Dimension: 19x10mm