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Digital Integrated Intelligence or Di2: with programmed automatic motion at the touch of a switch the Dura-Ace Di2 rear derailleur is quick, smooth and effortless, making for unmatched drivetrain efficiencyThe rear derailleur is now the brains of the system with wireless connectivity to the shifters. It acts as the point the system is charged, provides ANT+ connection to 3rd party devises and replaces the handlebar junctionButton on the derailleur for Di2 operations, and LED light denotes synchronized shift mode, setting mode and charge requirementsProgrammed automatic motion at the touch of a switch makes this derailleur quick, smooth and effortless to shiftSynchronized Shift designed, developed to choose the next biggest or lowest gear ratio irrespective of whether a gear change needs to be made by the front or rear derailleurThe removal of traditional mechanical cables in favour of electrical wires not only eliminates poor shifting caused by contaminates, corrosion and stretchingLow profile Shadow derailleur designDerailleur contains a saver (fuse) function, where the inner structure is protected from strong impacts11-34T wide gear ratio capacity will cater for compact setups as well as the traditional road doubleFull carbon fibre inner and outer pulley plates enhance rigidity and reduce weightTitanium B axle bolt for further weight savingsHigh tolerance cold forged aluminium link plates and body construction is extremely light and durableFour self-lubricating micro-machined fluorine-coated link pivot bushings provide low-friction shiftingPulleys are made of tough DuPont Zytel for longer life and less chain noise12-speed E-tube Di2 compatible
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For more in depth information regarding delivery and returns please refer to the dedicated delivery & returns pages in our FAQ.
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Deliveries:
All orders are dispatched as quickly as possible, using either Royal Mail 24 or DPD (for larger items.)
Delivery charges:
UK Delivery:
We offer FREE SHIPPING on ALL UK orders!*
European Delivery:
Up to 2KG = £9.99
2+ KG = £19.99
Rest Of The World Delivery (Includes all countries outside of the European Union):
Up to 1KG = £14.99
1-2 KG = £19.99
2+ KG = Due to size/ weight constraints we cannot ship items heavier than 2KG outside of the EU
Returns:
If you require an exchange or refund please return the item(s) to the address below along with the return form included with your order(s) and we will promptly exchange or refund the item for you.**
Returns:
Dennis Winter Ltd Canalhead Service Station South Street Leven East Yorkshire HU17 5NY
*Please note: Due to some constraints & restrictions when shipping with carriers to highlands & islands there can sometimes be additional delivery charges to these locations within the UK.
**If an item is returned the customer is required to cover the cost of return P&P (unless otherwise agreed) - Terms and conditions may apply.
We take cyber security very seriously, which is why no credit, debit card details or sensitive information is held on our system and all payments are made via a secure network.
For more details please get in touch via the contact form and we will be happy to fill you in on how we take every measure available to protect your information and make shopping with us a safe and secure experience.
For full details please refer to the relevant sections in our FAQ.
