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Shimano BB-UN300

Shimano BB-UN300
  • Length: 113mm
  • Length: 118mm
  • Length: 127.5mm
$15.99
Spindle:
Square Taper
Please select options Unavailable
Bikes require 2-3 business days for assembly before pickup. ALL SE Bikes are subject to an additional assembly/destination charge payable upon pick-up. Parts and accessories are usually -though not always- available for immediate curbside pickup. Questions: laurelcyclery@gmail.com or text 510-328-1158.

Details

- Simple and reliable square taper bottom bracket
- Replaces both BB-UN26 and BB-UN55
- Sealed cartridge bearings
- Cr-Mo axle
- For bicycles equipped with a chain case, select BB-UN300-K
- For E-type front derailleur compatibility, choose BB-UN300-E
- Fixing bolts not included; Shimano FC-E6000 bolts suggested

Part Numbers

Option UPC MPN Store SKU
113mm / Square Taper / 73mm 192790619217 EBBUN300C13X 210000011767
118mm / Square Taper / 73mm 192790619248 EBBUN300C18X 210000011768
127.5mm / Square Taper / 68mm 192790619170 EBBUN300KB27X

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