Shimano Dura-Ace 7900 Cranksets are a legend sharpened to a new level of perfection. The Dura-Ace 7900 Series is ready to set new standards in professional cycling by providing the ideal symbiosis of lightweight, stiffness, and performance.
Requires 10-speed compatible chain
SG-X outer rings have steel chain pick-up tabs riveted to the inner face for positive upshifts
Hollowtech II right arm includes 24mm OD BB spindle
Color Dura-Ace Gray Crank/FD Type Road Double Crank Intended Use Road Chain Compatibility Shim/SRAM 10 Weight 663 g Spindle Interface Type Hollowtech II Spindle Length 110 mm Pedal Spindle 9/16" Bolt Pattern 5-Bolt Chainring BCD 130 mm Arm Length 172.5 mm Rings 39-53