Quick Slicks CB23 tires are designed specifically for 14.5 x 12mm F1-Style/Modified CB Design 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: CB23XF).
Outer Diameter (O.D.): .801" (20.35mm)
Width (Contact Patch): .455" (11.55mm)