FSA (Full Speed Ahead) Tempo Adventure Crankset - 170mm, 10/11-Speed, 46/30t, 110/80 BCD, Square Taper JIS Spindle Interface, BlackTrue value and performance are found in the FSA Tempo Adventure crankset. The cranks are built to serve the recreational rider well and enhance riding enjoyment. Crank arm and spider feature monocoque construction Die cast aluminum crank arms are lightweight and durable AL7075 stamped and CNC machined outer chainring Heat treated chromoly inner chainring Chromoly chainring bolts Product Specifics Defined Color: Black Rings: 46 30 Spindle Interface