Giant Advanced Road ISP Seat Clamp (12+) (20mm)

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This is a Giant  Replacement ISP seat clamp for 12+ TCR, Defy, and Avail ISP bikes. Available in 20mm and 40mm heights.


  • Also compatible with 2011 and previous Advanced Road ISP bikes
  • 5mm & 25mm offset positions
  • Does not fit 2015+ Defy/Avail
  • 2016 and newer TCR uses updated clamp here

This product was added to our catalog on July 18, 2014.