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Shimano UN55 Square Taper English Threaded Bottom Bracket

Shimano UN55 Square Taper English Threaded Bottom Bracket
$29.99
Model:
English
Spindle:
Square Taper
Please select options
Pickup is available from our Randolph location only. For bike order pickup, please wait until we contact you to notify you that your bike is ready for pickup. Bicycles may not be assembled and may need up to 5 days to prepare for pick up. For pickup of other in-stock merchandise available at the Randolph location, please allow at least 24 hours prior to pickup.

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
107mm / English / Square Taper / 70mm 689228778788 EBBUN55I07
107mm / English / Square Taper / 73mm 689228778726 EBBUN55C07
110mm / English / Square Taper / 68mm 689228778887 EBBUN55B10 BBS30127965D
110mm / English / Square Taper / 70mm 689228778771 EBBUN55I10
110mm / English / Square Taper / 73mm 689228778825 EBBUN55C10 BBS30174421D
113mm / English / Square Taper / 68mm 689228778757 EBBUN55B13 BBS30785459D
113mm / English / Square Taper / 70mm 689228778856 EBBUN55I13
113mm / English / Square Taper / 73mm 689228778740 EBBUN55C13 BBS3021874D
115mm / English / Square Taper / 68mm 689228778894 EBBUN55B15 BBS3081566D
115mm / English / Square Taper / 70mm 689228778818 EBBUN55I15
118mm / English / Square Taper / 68mm 689228778795 EBBUN55B18 BBS306389D
118mm / English / Square Taper / 70mm 689228778849 EBBUN55I18
118mm / English / Square Taper / 73mm 689228778733 EBBUN55C18 BBS30499301D
122.5mm / English / Square Taper / 68mm 689228778870 EBBUN55B22 BBS30489768D
122.5mm / English / Square Taper / 70mm 689228778832 EBBUN55I22
122.5mm / English / Square Taper / 73mm 689228778863 EBBUN55C22 BBS30547853D
127mm / English / Square Taper / 68mm 689228778764 EBBUN55B27
127mm / English / Square Taper / 70mm
127mm / English / Square Taper / 73mm

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