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

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

  • Item # CR3550
$54.99
Spring Sale - Discount Applied Automatically At Checkout
Free US Shipping
This item will ship Monday

Out Of Stock
Promax EX-1 Alloy external Sealed Bottom Bracket 68/73mm Black. 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
    • TECH SPECS
    BB Shell Width (mm) 68
    BB Shell Width (mm) 73
    Defined Color Black
    Bottom Bracket Shell I.D. 1.37
    BB/Frame Interface English
    Spindle Interface Type Shimano Hollowtech II
    Spindle Interface Type FSA MegaExo
    Spindle Interface Type FSA MegaExo Light
    Spindle Interface Type RaceFace EXI
    Weight 102.9
    SHIPPING
    • Most items from our online catalog ship free on orders $25+
    • Heavier/Larger items that are excluded from our free shipping have a flat rate shipping
    • Expedited shipping is availble. If available in your area, this will be an option at checkout
    • Complete bicycles ship with a flat rate of $75. E-bikes may incur more costs due to weight/size/battery configurations
    • See the delivery FAQs for details on shipping methods, costs and delivery times
    • Local pickup is available on all items at our retail stores. Please note will-call orders are available within 1-2 business day from purchase. You will receive an email stating your order has been fulfilled once it is ready.
    RETURNS AND EXCHANGES
    • Used items, demo bikes, and closeout items are excluded from this policy
    • You may return your purchase within 45 days of purchase
    • Complete bikes (including youth bikes) are not eligible for return
    • All returns must be unopened in new condition upon return. We do not accept returns on open items as we cannot resell them
    • Buyer pays return shipping, unless a mistake was made on the order (i.e. wrong item shipped)
    • Free Exchanges towards any item in our store

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