FSA (Full Speed Ahead) Gossamer Pro ABS Crankset - 170mm 10/11-Speed 50/34t 110 ABS BCD 386 EVO Spindle Interface Black. The FSA Gossamer Pro ABS BB386EVO is a high-end crankset for alloy lovers. The cold-forged aluminum arms are heavily scalloped for the maximum strength to weight ratio. The 30mm BB386 EVO spindle is compatible with virtually every frame standard available by choosing the appropriate bottom bracket. Boosting overall stiffness the Asymmetric Bolt Spacing (ABS) features chainring bolts strategically spaced to provide optimum strength from a 110mm FSA BCD.

Compatible with Shimano 10/11 Speed Sram 10/11 Speed FSA 11 Speed

Cold forged AL6061/T6 aluminum crank arms

Forged AL7050 BB386 EVO spindle

AL7075 CNC chainrings are recess-machined and pinned for rapid precise shifting

145 Q-Factor

110mm ABS BCD

Bottom brackets sold separately; BB selection will depend on frame shell interface