fsa-afterburner-crankset-175mm-32t-modular-bb392-black
fsa-afterburner-crankset-175mm-32t-modular-bb392-black, Crank arms, spider and chainrings - the Afterburner has been completely redesigned for higher performance. Svelte arms are hollow-forged from tough aluminum and clamp to a 24mm or 30mm chromoly spindle for the ultimate rough-trail strength.Convertible spider design for different chainring and chainline configurationsHollow forged AL6061 crank arms are lightweight and durableForged and CNC machined AL6061 spider24mm or 30mm chromoly spindleAL 7075 CNC chainringChromoly chainring bolts and the clever design of the non-driveside arm eliminates the weak point of a pinchboltOptimized 11 speed system