The Ceramic Race Bearings from Sector 9
Rubber coated shield is removable for easy cleaningCeramic bearing balls weigh up to 40% less than steel bearing ballsHhybrid ceramic bearings can operate 20% to 40% faster than conventional bearingsThe lighter ball allows the bearing to spin faster, and uses less energy to maintain its speedIncludes:
8 Black Ball Ceramic bearings4 Spacers.