Product details
Compatible with Bontrager and Trek rotary head seatpost and seat mast systems
For use with Carbon 7 X 10mm rail saddles
Consult with the manufacturer on compatibility with individual saddle brands
Does not include hardware
For use with English threaded bottom bracket shells with no ISCG'05 mount tabs
Adapter replaces one 2.5mm bottom bracket spacer and is held on by the drive side bottom bracket cup
Durable bottom bracket with a heat-treated chromoly 12-spline spindle, designed for demanding riders. Compatible with English-threaded 68mm shells and PowerSpline cranks.
