Kit includes 2 ceramic hybrid bearings and 2 seals
Uses 2437 bearings - ID of 24, OD of 37 and 7mm wide
Grade 5 Si3N4 Silicon Nitride balls
52100 high carbon Chromium alloy races
Races receive 3 cryogenic treatments
"LLB" type 2-lip low-contact Nitrile Butadiene rubber labyrinth seals
Nylon/graphite retainer
Realube Special Ceramic Grade 374 Grease

Item Specifications
BB/Frame Interface	BB90/95
Spindle Interface Type	Hollowtech II
BB Shell Width	90,95mm