12x18x4 Ceramic Rubber (6701-2RSC) by Avid Racing Concepts is a high quality steel/chrome bearing. Our bearings have been tested and proven by many racers. Check your manual for the correct size for your vehicle if you are not certain.
METRIC: 12mm (Inner) x 18mm (Outer) x 4mm (Width)
STANDARD: 0.47244" (Inner) x 0.70866" (Outer) x 0.15748" (Width)