Fsa Gamma Drive Megaexo Chainset

This is a Gamma Drive MegaExo 8 or 9 speed, triple, chainset that is ideal for cross country riders.
It has three chainrings, with heat-treated chromoly inner and middle chainrings, and an AL7075 T6 stamped outer chainring, all of which are ramped and pinned for perfect shifting.
It also has an integrated MegaExo bottom bracket, AL356 cast aluminium crank arms and a monocoque crankarm/spider.