Bicycle Bearings

Bicycle bearings all abouts, most of the Bicycle bearings have rubber seals to protect the bicycle bearings from dirt, dust or any possible contamination, Bicycle bearings are lubricated with grease, you can always remove the seals, relubricate the sealed Bearings with grease then put the seals back again. Bicycle bearings has item number ends with 2RS which stands for 2 rubber seal enclosures.

689 Full Ceramic Bearing 9x17x5 Code: Kit8327 Price: $49	6202 Full Ceramic Bearing 15x35x11 Si3N4/PTFE Code: Kit8328 Price: $125	Full Ceramic Bearing 21.5x31x7 (6804 Modified) Code: Kit7757 Price: $99