Bearing code 6805.
Enduro zero grade 3 ceramic bearings.
Abec3 ceramic hybrid zero ceramic etc.
We tested their spinning.
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.
Enduro 6806 vv zero ceramic cartridge 30 id 42 od 7 w.
Proven time and again in world cup race conditions the zerø ceramic bearings are the ultimate race day weapon.
The lower the grade number the better is the ball.
The brand enduro bearings offers a specific range of bearings for bicycles road cycling or mtb.
There are different qualities.
The races are treated with a black oxide coating which helps prevent rusting in the bearing.
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.
This is the highest grade for hybrid ceramic bearings.
The races are also black oxide treated and ground toa mirror finish which prevents corrosion and provides near perfect efficiency and tolerances.
Enduro bearings only uses very high grade balls whether steel or ceramic.
Compared to the enduro steel bearings both type of ceramic bearings have lower friction lighter weight and longer service life.
These are the roundest balls you can buy without a military license.
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.
The zerø ceramic bearings have ceramic balls and steel races.
Enduro bearings starts with grade 10 balls and then grade 5 or grade 3 at the top.
Only 10 years ago grade 25 would be considered a very high grade ball used in the best hubs and bottom brackets made.