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The Shimano Dura-Ace R9100 Bottom Bracket features smaller lightweight bearings & an advanced seal construction for smoother rotation & increased durability. It is designed to work in combination with the Dura-Ace R9100 crankset to offer optimum stiffness & a smoother pedal stroke. ...

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The Dura Ace chainring boasts a strong forged aluminium construction that's ready to take on all the challenges of a long day out on the road. Compatible with Shimano Dura Ace FC-7900 systems, this model delivers ultra-stiff performance while remaining lightweight. This is the perfect choice of a replacement or upgrade for getting up to speed in a flash. ...

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Shimano Dura Ace Di 2 7970 Frame Cable Set: To ensure that the signal goes from the shifter to the derailleurs, the reliability of the electric cable has been proven by repeated field tests in various riding conditions, including extreme temperatures, rain, mud, & cobble stone roads. The removal of traditional mechanical cables in favour of electrical wires not only eliminates poor shifting caused by contaminates, corrosion & stretching, but provides effortless gear shifts. Dura-Ace Di 2 requires 2 cables: a handlebar cable set to connect the shifters to a battery indicator junction box or Flight Deck, & the other to connect the handlebar cable to the battery & derailleurs. This battery to derailleur cable is available for internal or external routing in different lengths allowing for various frame sizes. External cable sets are ideal for upgrading your current bike to Dura-Ace Di 2 if it does not feature the Di 2 specific internal cable routing. There are 3 lengths of cables available to suit your frame, these are: 875 (890)mm
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- for medium frames 705 (770)mm
- for smaller frames For details on how to install Shimanos Di 2 drivetrain please view their Di 2 Installation guide Internal cable sets are for bikes specifically designed for Di 2 to ensure clean lines & minimal rider interference External cables are available in varying lengths, there is no need (or facility) to cut these cables Reliable & secure water resistant connectors

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The removal of traditional mechanical cables in favour of electrical wires not only eliminates poor shifting caused by contaminates, corrosion & stretching, but provides effortless gear shifts. Dura-Ace Di 2 requires 2 cables: a handlebar cable set to connect the shifters to a battery indicator junction box or Flight Deck, & the other to connect the handlebar cable to the battery & derailleurs. This battery to derailleur cable is available for internal or external routing in different lengths allowing for various frame sizes. External cable sets are ideal for upgrading your current bike to Dura-Ace Di 2 if it does not feature the Di 2 specific internal cable routing. There are 3 lengths of cables available to suit your frame, these are: 875 (890)mm
- for larger frames 790 (830)mm
- for medium frames 705 (770)mm
- for smaller frames For details on how to install Shimanos Di 2 drivetrain please view their Di 2 Installation guide

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Shimano Dura Ace Di 2 7970 Handlebar Cable Set: To ensure that the signal goes from the shifter to the derailleurs, the reliability of the electric cable has been proven by repeated field tests in various riding conditions, including extreme temperatures, rain, mud, & cobble stone roads. The removal of traditional mechanical cables in favour of electrical wires not only eliminates poor shifting caused by contaminates, corrosion & stretching, but provides effortless gear shifts. Dura-Ace Di 2 requires 2cables: a handlebar cable set to connect the shifters to a battery indicator junction box or Flight Deck, & the other to connect the handlebar cable to the battery & derailleurs. This battery to derailleur cable is available for internal or external routing in different lengths allowing for various frame sizes. The handlebar cable set is available in two types: one for use without a Flight Deck computer instead using a simple junction box to display battery life; the other is for use with Flight Deck which can providing information like cadence, gear position, battery indicator, & more. Handlebar cables should not be cut to size or modified in any way Reliable & secure water resistant connectors ...

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The removal of traditional mechanical cables in favour of electrical wires not only eliminates poor shifting caused by contaminates, corrosion & stretching, but provides effortless gear shifts. Dura-Ace Di 2 requires 2cables: a handlebar cable set to connect the shifters to a battery indicator junction box or Flight Deck, & the other to connect the handlebar cable to the battery & derailleurs. This battery to derailleur cable is available for internal or external routing in different lengths allowing for various frame sizes. The handlebar cable set is available in two types: one for use without a Flight Deck computer instead using a simple junction box to display battery life; the other is for use with Flight Deck which can providing information like cadence, gear position, battery indicator, & more. ...

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Shimano Dura Ace Di 2 7970 STI Double 10 Sp Road Lever Set: The most advanced level of shifting technology: at the touch of a switch Dura-Ace Di 2 is quick shifting, smooth, & effortless, making for unmatched drivetrain efficiency. The removal of traditional mechanical cables in favour of electrical wires eliminates poor shifting caused by contaminates, corrosion & stretching, & also provides effortless gear shifts. Simply pressing tactile buttons allows effortless & comfortable shifting even when your hands are cold Buttons are located in a near identical place to the positions youd assume for shifting using a mechanical Shimano STI. Shifters are lightweight thanks to carbon fibre lever blades, carbon composite bracket body, & a titanium clamp band / fixing bolt. Brake lever pivot is positioned to increase power providing excellent ergonomics when riding on the hoods. For details on how to install Shimanos Di 2 drivetrain please view their Di 2 Installation guide Finely tuneable reach adjusters for the levers enable custom fitment for all hands The Di 2 STIs are also compatible with the Flight Deck computer (SC-7900), measuring important data such as heart rate, altitude, cadence, gear position, battery indicator, & more Levers are supplied without electrical cables, as these need to be ordered separately to suit Weight is 255 grams a pair ...

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Shimano Dura Ace Di2 7970 10 Speed Rear Derailleur

Buy now. Pay later on Shimano Dura Ace Di2 7970 10 Speed Rear Derailleur. Shimano Dura Ace Di2 7970 10 Speed Rear Derailleur: 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 efficiency. Programmed automatic motion at the touch of a switch makes this derailleur quick, smooth and effortless to shift. The removal of traditional mechanical cables in favour of electrical wires not only eliminates poor shifting caused by contaminates, corrosion and stretching, but provides effortless gear shifts. Derailleur contains a saver (fuse) function, where the inner structure is protected from strong impacts. For details on how to install Shimanos Di2
drivetrain please view their Di2 Installation guide 11-27T wide gear ratio capacity will cater for compact setups as well as the traditional road double. Full carbon fibre inner and outer pulley plates enhance rigidity and reduce weight Titanium B axle bolt for further weight savings. High tolerance cold forged aluminium link plates and body construction is extremely light and durable. Four self-lubricating micro-machined fluorine-coated link pivot bushings provide low-friction shifting. Pulleys are made of tough DuPont Zytel for longer life and less chain noise. 10-speed Dura-Ace Di2 compatible. Weight is 225 grams.

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Supplier: Wiggle Online Cycle Shop
SKU: 5360038124cycle

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Buy now. Pay later on Shimano Dura Ace Di 2 7970 10 Speed Rear Derailleur. Shimano Dura Ace Di 2 7970 10 Speed Rear Derailleur: Digital Integrated Intelligence or Di 2: with programmed automatic motion at the touch of a switch the Dura-Ace Di 2 rear derailleur is quick, smooth & effortless, making for unmatched drivetrain efficiency. Programmed automatic motion at the touch of a switch makes this derailleur quick, smooth & effortless to shift. The removal of traditional mechanical cables in favour of electrical wires not only eliminates poor shifting caused by contaminates, corrosion & stretching, but provides effortless gear shifts. Derailleur contains a saver (fuse) function, where the inner structure is protected from strong impacts. For details on how to install Shimanos Di 2 drivetrain please view their Di 2 Installation guide 11-27T wide gear ratio capacity will cater for compact setups as well as the traditional road double. Full carbon fibre inner & outer pulley plates enhance rigidity & reduce weight Titanium B axle bolt for further weight savings. High tolerance cold forged aluminium link plates & body construction is extremely light & durable. Four self-lubricating micro-machined fluorine-coated link pivot bushings provide low-friction shifting. Pulleys are made from tough Du Pont Zytel for longer life & less chain noise. 10-speed Dura-Ace Di 2 compatible. Weight is 225 grams.

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Shimano Dura Ace 7900 10 Speed Rear Derailleur Wiggle Online Cycle Shop

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Aluminium - Corrosion resistant lightweight metal

Shimano - A high end bike part manufacturer

Digital - A system that uses only 0s and 1s to transmit data

Carbon - A common element, in its simplest form is coal. The element can take different form from hard diamonds through graphite to soft carbon

strong - A descriptive word for an item that has physical strength

compact - Carefuly designed to ensure an item has a minimal physical size

weight - A measure of the force applied on an object by gravity. Measured metric in grams and kilos or imperial in lbs and oz

speed - A measurement of how fast an object travels between two points

Weight - a measurement of how heavy an object appears due to the pull of gravity. For example the weight of an object on planet earth will be different to the weight of the object on the moon

Quick - Something that is fast

Electrical - Something that requires electricity to work.

Compact - something that has a lot combined within a small space.

Road - a manmade lane or a path that is used to speed up travel.

Traditional - Something that has become the same through a period of time and thus repeated.

Corrosion - The wear and tear of an object.

Install - A process of putting materials together to create a finished product.

Traditional - Something that has been around for a while and is repeated regularly.

Wide - Something with a large width.

Favour - Doing a task for another person our of kindness. Also a small gift at a wedding for the guests.

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Wiggle Online Cycle Shop

Get ready to ride, run, and conquer with Wiggle (http://www.wiggle.co.uk)! Dive into our vast selection of top-quality bikes, apparel, and accessories for cyclists, runners, and outdoor enthusiasts. Whether you're hitting the trails or gearing up for a marathon, we've got the gear to fuel your passion and push your limits. With unbeatable prices, fast delivery, and expert advice, Wiggle is your ultimate destination for all things sports and fitness. Don't just chase your goals - crush them with Wiggle by your side!

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