Many of the top frames on the market utilize a press-fit BB86 bottom bracket shell. Avian offers two versions, a standard sealed BB as well as a sealed ceramic BB. No spacers required, and with 10mm bearing contact per side of the shell, the days of creaky bottom brackets are over.
- Composite Cups
- Compatible with 24mm spindles
- Inner plastic o-rings and dust shields
- 41mm press-fit cup for 86.5mm shells
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