Black,Blueor Red anodised finish. with choice of custom CNC 7075 alloy bolt - Black Red Blue Gold Silver Gold. Avalanche 1.0, Expert, Pro - 2006. Avalanche Expert - 2007-2008. Expert - 2010. 6061 Alloy is sufficiently stiff to give flawless gear changes while maintaining its sacrificial role in the event of a crash or hub/derailleur/chain failure.
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