Quick Slicks CA12 tires are designed specifically for 1:32 Carrera VW Group 5 Beetle stock wheels.
For a complete list of cars/wheels this tire will fit, please refer to the Quick Slicks Fitment Summary which is updated on a regular basis.
Multiple silicone compounds are available - this is the X-FIRM compound (part number: CA12XF).
Outer Diameter (O.D.): .815" (20.70mm)
Width (Contact Patch): .480" (12.20mm)