Shimano's Dura-Ace Track Bottom Bracket features smooth-spinning, low-drag bearings for maximum power on the track. The Octalink spindle provides a stiff, high-efficiency platform for your next effort at the Hour Record.
Features and Information
Spindle length: 109.5mm
Shell width: 68/70mm
CYCLE LOFT 43 Middlesex Turnpike Burlington, MA 01803 (781) 272-0870 Contact Us
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