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  • BB-UN300 Bottom Bracket English 73 x 122.5mm Spindle Square Taper - Idaho Mountain Touring
  • BB-UN300 Bottom Bracket English 73 x 122.5mm Spindle Square Taper - Idaho Mountain Touring

BB-UN300 Bottom Bracket English 73 x 122.5mm Spindle Square Taper

Shimano
$21.99
$21.99 $21.99
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Shimano BB-UN300 Bottom Bracket English 73 x 122.5mm Spindle Square Taper

Features:

  • Fits JIS square-taper cranksets
  • Crankarm fixing bolts sold separately
  • Hollow spindle
  • 48.8mm Chainline

Specifications:

  • Frame Interface: BSA/English Threaded
  • Spindle Interface: Square Taper JIS
  • Bottom Bracket Shell ID: 1.37
  • Shell Width: 73mm
  • Spindle Lengths: 122.5mm
  • Color: Silver
  • Weight: TBD