Shimano Dura-Ace 7900 10 Speed Double Chainset | 39/53T | FC-7900｜ Other Products

Shimano Dura-Ace 7900 10 Speed Double Chainset | 39/53T | FC-7900 Shimano brakes, gears, components and cycling accessories incorporate more than 45 years of cycling vigour built into each design; their experience and expertise make them the popular choice of the professional and amateur cyclist the world over. Shimano Dura-Ace 7900 10 Speed Double Chainset | 39/53T | FC-7900 Shimano has raised the bar to a new level ofperformance with the development of a hollow outer chainring, giving vast improvements in rigidity and increased weight savings The hollow outer chainring has essentially removed outer chainring flex, hugely improving shift performance making it precise even under high load These industry leading HollowTech II cold forged hollow crank arms have been evolved to increase rigidity, reduce weight, and improve strength HollowTech II integrated bottom bracket design uses a wider bearing placement and larger axle diameter for increased stiffness and efficiency Bottom bracket seal design has a minimal bearing interface gives superbly smooth rolling and increased durability Weight: 635g (approx.) Note: This chainset does NOT include a bottom bracket. Sizes :  170mm, 175mm , 177.5mm   
Brand:ShimanoSKU:FC-7900-170Tags:Components, Cranksets, Cranksets - Road DoubleSize:170mm, 172.5mm, 177.5mm