6061 Forged Alloy. Made to O.E.M. specifications. Correct hardness to reduce damage to frame upon impact. Includes mounting bolt. Fits some Specialized. NOTE: Updated to match Specialized Part #9890-4226 and will accommodate 28-tooth and larger cassette cogs. Compatibility:. Specialized: Alias – 2014-2015 / Allez (Smartweld) – 2013-2014 / Amira Pro SL4 – 2012-2015 / CruX – 2013-2015 / Roubaix (all models) – 2014-2015 / Roubaix Comp/Elite – 2012-2013 / Roubaix Pro/Expert – 2011-2013 / Roubaix SL4 – / Ruby (all models) – 2014-2015 / Ruby Pro/Expert/Comp/Elite – 2013 / S-W

• TECH SPECS