Shimano Dura-Ace 12 Speed Double Chainset Racks Snap System™

Snap System™

CNC machined 7075 T6 aluminium

Tyres : 26 x 2

Bontrager's Elite VR-C handlebar is designed for high-performance handling

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Shimano Dura-Ace 12 Speed Double Chainset Racks Snap System™Description The HollowTech II 12 speed Dura Ace chainset offers the optimum balance of light weight and rigidity, making it the global choice for road racing's elite riders 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 4 arm