True 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. Item Specifications: Defined Color: Black, Rings: 46/30, Spindle Interface Type: Square Taper JIS, Chainring BCD: 110, Chainring BCD: 80, Color: Black, Drivetrain Speeds: 10, Drivetrain Speeds: 11, Number of Chainrings: Double, Crank Intended Use: Gravel, BB Included: No, Pedal Spindle: 9/16", Crank Length (mm): 165,