ITEM NAME:2Pcs Full Ceramic Ball Bearing 623 3X10X4 Mm Zro2 Zirconia Ceramic Bearing B9F7 2Pcs Full Ceramic Ball Bearing 623 3X10X4 Mm Zro2 Zirconia Ceramic Bearing B9F7 Secret weapon for long distance wheels Cast longer and faster Super corrosion resistant bearing Bearing able to work in salt water High speed bearing make you cast longer and faster Reducing the rolling resistance and saving energy was In ceramics due to its nature it is lighter than steel by about 2/3 the wieght, It is harder than steel when it is in ball form and is practically Bearings without friction because it is non-porous.The will never corrode Or rust when working in salt water. size:3*10*4mm Material:ceramics colour:white Package Contents: 2 * Ceramic bearing
