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Promax EX-1 Alloy external Sealed Bottom Bracket 68/73mm Black

$54.99
SKU: PRO52263117K  |  Barcode: 657993125984


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What is the Bike Mart Return policy?

Bike Mart offers a 14-day return and 30-day exchange policy in effect on qualifying items. Restocking fee may apply for "At Warehouse" Items. Read More

What Financing options does Bike Mart offer?

Financing is easier than ever at Bike Mart. With Synchrony Financial, you can choose:

  • 0% APR for 6 months — on orders under $999
  • 0% APR for 12 months — on orders of $1,000 or more

We also support Shop Pay Installments and PayPal Financing.

Overview

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
  • Promax EX-1 Alloy external Sealed Bottom Bracket 68/73mm Black
    Promax

    Promax EX-1 Alloy external Sealed Bottom Bracket 68/73mm Black

    $54.99
    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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