Promax EX-1 Alloy external Sealed Bottom Bracket 68/73mm Black
$54.99
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$54.99
Price when purchased online
Free shipping
Free 30-day returns
Sold and shipped by qualifsitegdp.gdp.digital
Free 30-day returns Details
Product details
| Management number | 236226530 | Release Date | 2026/07/09 | List Price | $22.00 | Model Number | 236226530 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
EX-1 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 ultimate upgrade to the budget BBs sold with most crank sets.Fits all 24-millimeter bottom bracket spindles and frames with 68 or 73 x BC1.37” bottom bracket shells
| Bottom Bracket Shell I.D. | 1.37 |
| BB/Frame Interface | English |
| BB Shell Width (mm) | 73 |
| Weight | 102.9 |
| Spindle Interface Type | RaceFace EXI |
| Defined Color | Black |
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