ORIGIN 8 AHEAD FUSION EXPNDR 1-1/8x50 3K-WEAVE TOP BLACK SQUARE JIS Crank arms feature unique V-Ridge

Crank arms feature unique V-Ridge tubing which results in extra strength and less flex

Giant: Avail Advanced - 2009-2011 / Avail Alliance - 2010 / Avail Composite - 2012 / Dash - 20102013 / Defy Advanced - 2009-2011 / Defy Alliance - 2010 / Defy Composite - 2012 / Escape RX - 2014-2016 / OCR Composite - 2005-2008 / Rapid - 2010-2013 / TCR Advance SL - 2009-2011 / TCR Advanced - 2005-2

Precision sealed mechanism bearing

Steeper or slacker adjustments from 0

ORIGIN 8 AHEAD FUSION EXPNDR 1-1/8x50 3K-WEAVE TOP BLACK SQUARE JIS Crank arms feature unique V-Ridge3 piece expander design provides a secure fit within carbon steerer tubes 3K weave top cap included 22 25mm range of expansion 50mm height reinforces carbon steerer tube beneath the stem New design evenly distributes headset compression forces Lightweight AL6061 alloy construction Stainless steel bolt