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> Bicycling Catalog > Parts > Bottom Brackets > Shimano > UN55 Square Taper English Threaded Bottom Bracket
 
Shimano UN55 Square Taper English Threaded Bottom Bracket

Shimano UN55 Square Taper English Threaded Bottom Bracket

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$24.99 - $30.00
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Product Details

Shimano UN55 Square Taper English Threaded Bottom Bracket

Shimano's BB-UN55 Square Spindle Bottom Brackets are the unofficial standard for English-threaded cartridge bottom brackets. Quality, value, and durability come together to keep you cranking for many, many miles.

- Fits JIS Square-Taper Cranksets
- Hollow spindle
- Crankarm fixing bolts not included

 
  • Part Numbers close open

    Option Barcode Manufacturer's Part Number Store SKU
    68 x 107mm 689228778801 EBBUN55B07 57204
    73 x 118mm 689228778733 EBBUN55C18 55946
    73 x 122.5mm 689228778863 EBBUN55C22 54588
    68 x 113mm 689228778757 EBBUN55B13 56898
    68 x 115mm 689228778894 EBBUN55B15 51356
    68 x 118mm 689228778795 EBBUN55B18 51358
    68 x 122.5mm 689228778870 EBBUN55B22 51476
    68 x 127mm 689228778764 EBBUN55B27 51360
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Cycle World Bicycles
8627 Reseda Blvd.
Northridge, CA 91324
(818) 349 - 6900
Mon - Fri: 11:00am - 7:00pm
Sat: 10:00am - 5:00pm
Sun: 12:00pm - 5:00pm