Shimano UN55 Square Taper English Threaded Bottom Bracket

Shimano UN55 Square Taper English Threaded Bottom Bracket
$43.00
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
70 x 113mm 689228778856 EBBUN55I13 47288
73 x 107mm 689228778726 EBBUN55C07 65794
73 x 110mm 689228778825 EBBUN55C10 36674
70 x 107mm 689228778788 EBBUN55I07 43052
70 x 110mm 689228778771 EBBUN55I10 43056