Question about item
Description
Description
High-quality/high-performance square bottom bracket from SHIMANO
Standard, E-Type and chaincase variants
Adapter material: aluminum
Field of application | MTB |
Shaft mount | square |
Housing width | 68/117.5 mm |
thread | BSA |
group | Various |
chain case | compatible |
Crank bolts | without |
Abbreviation | BB-UN300 |
Part no. | EBBUN300KB17X |
Model year | 2020 |
Product type | Bottom bracket/inner bearing |