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Shimano UN55 Square Taper English Threaded Bottom Bracket

Shimano UN55 Square Taper English Threaded Bottom Bracket
$25.99 - $30.00
Spindle:
Square Taper
Please select options
This item can be purchased online and picked up at your convenience. Transfers to or from our Solomons and College Park locations are usually weekly, mid-week. Kayaks and SUPs are currently located only in Solomons or Leonardtown locations.

Details

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

Option UPC MPN Store SKU
107mm / English / Square Taper / 68mm 689228778801 EBBUN55B07 210000019882
115mm / English / Square Taper / 68mm 689228778894 EBBUN55B15 210000020140
118mm / English / Square Taper / 68mm 689228778795 EBBUN55B18 210000019586
118mm / English / Square Taper / 73mm 689228778733 EBBUN55C18 210000020142
122.5mm / English / Square Taper / 68mm 689228778870 EBBUN55B22 210000019628
122.5mm / English / Square Taper / 73mm 689228778863 EBBUN55C22 210000020110
115mm / Italian / Square Taper / 70mm 689228778818 EBBUN55I15 210000019964