- Like Ceramic Hybrid, Zero Ceramic use a combination of ceramic (Silicon Nitride - Si3n4) balls and steel races, except they are of higher Grade 3 quality. The races are also black oxide treated and ground toa mirror finish which prevents corrosion and provides near perfect efficiency and tolerances.
- Bearing Code - 6903
- Dimensions - 17mm x 30mm x 7mm
- ABEC - 5
- Grade - 3
- Seals- VV
- Grease - Kyodo Yushi PS-2
- Application - Hubs, Bottom Brackets
- Weight - 14.47g
N.B. Colour of bearing seal may differ depending on availability from the supplier.