The Dura-Ace R9100 front mech has been redesigned to be smaller, more efficient and to provide faster and crisper shifting.
| No. Of Chainrings: | Double |
|---|---|
| Front Derailleur Mount: | Band On - 31.8mm |
| Front Derailleur: | Shimano Ultegra |
| Speed: | 11 Speed |
| Commuter: | Yes |
| Touring: | Yes |
| Cyclocross: | Yes |
| Time Trial: | Yes |
| Road: | Yes |
The internal toggle mechanism provides greater clearance for larger tyres and it now features a built in cable tension adjustment bolt meaning there is no need for inline barrel adjusters.
Shimano are the makers of the world's most well known cycle component brand. Established in 1921 when the first cycle freewheel was forged. Shimano produce drivetrains, wheels, pedals, shoes, cycling clothing and pretty much every Shimano cycle accessory you can think of! Famous for their top end products ridden by the pro's, Dura-Ace and XTR, which cover both road and MTB's. At Shimano, they're doing everything they can to respond to heightened environmental concerns. Shimano are proud to be a producer of bicycle components that help people to enjoy outdoor sports and interact with nature through healthy non-polluting activities. In their 87 plus years of existence Shimano have accumulated a wealth of technology and product development and expertise that serves as the driving force behind their continually evolving product line.
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