ABEC 5 CHROMIUM STEEL
BOTTOM BRACKET BEARING KIT
(for cranksets with 30mm spindles)
Includes two (2) ABEC 5 steel ANGULAR CONTACT cartridge bearings, two auxiliary seals, two stainless steel circlips, two wave washers (one thick, one thin), and 6 plastic spindle spacers.
Grade 5 chromium steel balls are matched with hardened chromium steel angular contactraces. Packed with top-quality grease. PLEASE NOTE THAT ANGULAR CONTACT BEARINGS ARE DIRECTIONAL: INSTALL WITH ORANGE SEAL OF BEARING FACING OUT AND BLACK SEAL OF BEARING FACING IN.