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Shimano BB-UN300 Bottom Bracket - English, 68 x 122.5mm Spindle, Square Taper JIS, 47.5mm Chainline

Shimano Bottom Bracket, BB-UN300 D-NL, Square Taper BB, British, 68mm, : 122.5mm, Silver
In stock
Article number: CR3488
Delivery time: Most items ship within 48 hrs , excluding weekends and holidays.
  • 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