Enduro bearings only uses very high grade balls whether steel or ceramic.
Enduro zero grade 3 ceramic bearings.
Abec3 ceramic hybrid zero ceramic etc.
This is the highest grade for hybrid ceramic bearings.
Enduro bearings starts with grade 10 balls and then grade 5 or grade 3 at the top.
The lower the grade number the better is the ball.
Like ceramic hybrid zero ceramic use a combination of ceramic silicon nitride si3n4 balls and steel races except they are of higher grade 3 quality.
The enduro abec 5 hybrid bearings will give you most of the benefits of the grade 3 silicon nitride si3n4 ceramicspeed bearings but at a much lower price tag.
Make offer enduro zero ceramic grade 3 6902 sealed cartridge bearing 15x28x7 used set of 2 new f1 ceramic 6810 ceramic bearing 50x65x7 originally 175.
Oversized grade 3 balls roll on races which are ground to a mirror finish after receiving magnetite and then cryogenic treatments for hardness and longevity.
Only 10 years ago grade 25 would be considered a very high grade ball used in the best hubs and bottom brackets made.
The balls are grade 3 silicon nitride si3n4.
Compared to the enduro steel bearings both type of ceramic bearings have lower friction lighter weight and longer service life.
Enduro 6806 vv zero ceramic cartridge 30 id 42 od 7 w.
The brand enduro bearings offers a specific range of bearings for bicycles road cycling or mtb.
Bearing code 6805.
These are the roundest balls you can buy without a military license.
There are different qualities.
The zerø ceramic bearings have ceramic balls and steel races.
We tested their spinning.
The races are also black oxide treated and ground toa mirror finish which prevents corrosion and provides near perfect efficiency and tolerances.