Shimano BB-UN55 Cartridge Bottom Bracket

Item # SH-BBUN55
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MSRP: $29.99


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Shimano BB-UN55 Cartridge Bottom Bracket
The UN55 bottom bracket is an improvement over the tried and true UN54. The sealed cartridge unit makes a great replacement part for hybrids, road bikes and older mountain bikes. The sealed cartridge bearings lock out contaminants like water and dirt, helping this bottom bracket last longer.
  • Maintenance-free sealed cartridge bearings with high-efficiency rubber seals
  • Square taper chromoly spindle
Shimano BB-UN55 Cartridge Bottom Bracket
  • WEIGHT 161g
  • MATERIAL Steel spindle
  • COMPATIBILITY 68mm bottom bracket shell
  • BB - COMPATIBILITY Square taper cranksets
  • RINGS None
  • RING MATERIAL N/A
  • LENGTHS 113mm
  • BCD N/A
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Shimano BB-UN55 Cartridge Bottom Bracket

Shimano BB-UN55 Cartridge Bottom Bracket

Item No. »  SH-BBUN55

$29.99
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