Enduro Zero Ceramic Grade 3 15268 Sealed Cartridge Bearing - 15 x 26 x 8mm BB1626
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Zero Ceramic bearings are the ultimate race day weapon. 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, and slippery Silicone seals to produce minimum resistance.
All measurements are in millimeters
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