BOX
Box Extremum External Bb 24Mm Black Bx-Bb17000Ex-Bk
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- SKU:
- W91-9003K
- UPC:
- 639266094326
- MPN:
- BX-BB17000EX-BK
- Condition:
- New
Description
Box Two External bottom brackets feature cold-forged and CNC-machined alloy cups, dual-labyrinth bearing covers and precision sealed bearings. They are the perfect match to Promax CF-2 and HF-2 cranks and the ultimate upgrade to the budget BBs sold with most crank sets. Box Two External Bottom Brackets are designed to fit all 24-millimeter crank spindles and frames with 68 or 73 x BC 1.37ö bottom bracket shells.
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