DUB EVO386 Ceramic Bottom Bracket

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AITA DUB EVO386 ceramic bottom bracket provides the opportunity using SRAM DUB 29mm spindle cranks on a BB386EVO 46mm ID frame.

With the grade 3 Si3N4 ceramic balls (8 times rounder and 4 times smoother than the steel's), spinning on the hardened ABEC 7 races, this ceramic bottom bracket only consumes 21% of the power compared with a Shimano Press Fit bottom bracket in average, plus the bearings will last 3-5 times longer.

2 year warranty.

CNC Fibre reinforced polymer bottom bracket cups;
ABEC7 high chrome vacuum degassed bearing steel races with quenching and tempering hardening;
Grade 3 Si3N4 ceramic bearing balls;
Nylon bearing retainer;
Dual lips light contact rubber bearing seals;

Frame requirements:
Press fit EVO386 standard frame;
Shell inner diameter 46mm and width 86.5mm;

Crankset compatibility:
SRAM DUB 29mm spindle cranksets.

Frame requirement:
Press fit BB386EVO standard frame with 86.5mm width; Shell inner diameter 46mm
Crank compatibility:
SRAM DUB 29mm spindle cranksets