ABI Enduro Zero Ceramic Cartridge Bearings with ABEC 5 Rating.

• ABEC 5 precision cartridge bearing
• CERBEC USA Grade 3 Si3n4 Silicon Nitride balls
• 52100 high carbon Chromium alloy races
• Races receive 3 cryogenic treatments and a rust proof Magnetite finish
• “VV” type 2-lip non-contact Silicone labyrinth seals
• Nylon/graphite retainer
• All measurements are in millimeters

Enduro Zero Ceramic Cartridge Bearing Cartridge Bearing UPC: 810191012306