CO 6808 VV - Enduro Zero, Black-Oxide, Ceramic Hybrid, ABEC-5, Radial Bearing (C3 Clearance) - 40mm x 52mm x 7mm sale Though stainless steel may have

Though stainless steel may have about 20% less load capacity and is slightly softer than our standard 52100 chromium steel used in most of our bearings

This size bearing is also known in the bike Industry by part number HD446K

dual seals and 90% fill with high pressure water proof grease to withstand daily abuse of use and the elements

The eleven tooth size and profile with 5mm bolt-holes are designed as an upgrade for most 11 speed Campagnolo derailleurs

A radial bearing generally used as a hub bearing for some older quick-release hub designs but has also been used for-bike motors and and indoor trainers

CO 6808 VV - Enduro Zero, Black-Oxide, Ceramic Hybrid, ABEC-5, Radial Bearing (C3 Clearance) - 40mm x 52mm x 7mm sale Though stainless steel may haveCO 6808 VV Enduro Zero, Black Oxide, Ceramic Hybrid, ABEC 5, radial bearing (C3 clearance) 40mm x 52mm x 7mm Enduro Zero, Ceramic Hybrid, ABEC 5, radial bearing featuring black oxide treated 52100 High Carbon chromium alloy races paired with Grade 5 Silicon Nitride Ceramic balls with 90% fill, high pressure, water proof grease. Si3N4 ceramic balls reduce bearing wear and increase bearing life by eliminating steel on steel contact within the bearing.