Shimano UN55 Square Taper English Threaded Bottom Bracket

Shimano UN55 Square Taper English Threaded Bottom Bracket
$23.39 - $34.99
Please select options

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
68 x 107mm 689228778801 EBBUN55B07
70 x 113mm 689228778856 EBBUN55I13
70 x 118mm 689228778849 EBBUN55I18
70 x 122.5mm 689228778832 EBBUN55I22
73 x 107mm 689228778726 EBBUN55C07
73 x 110mm 689228778825 EBBUN55C10
73 x 113mm 689228778740 EBBUN55C13
73 x 118mm 689228778733 EBBUN55C18 PABB00103
68 x 115mm 689228778894 EBBUN55B15
70 x 107mm 689228778788 EBBUN55I07
70 x 110mm 689228778771 EBBUN55I10