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Shimano Sm-ba01 7970 Dura-ace Di2 Battery Mount Adapter
  • £19.99

  Use if standard mount is not compatible with your bikeIf you are having problems making the Di2 battery fit try the battery mount adapter

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Shimano Sm-btr1 Dura-ace 7970 And Ultegra 6770 Di2 Battery Smbtr1
  • £76.99

  The power house of Di2 is a long-life 7.4V Li-Ion battery that is both compact and reliable taking shifting effort away from youExcellent sealing and reliability have been proven through repeated field tests in various riding conditions including extreme temperatures rain mud and cobble stone roadsUsing a hard wired battery system which is both light weight and accurate compared to current wireless technology (as a wireless system would require 4 batteries: one for the RD one for the FD and one for each shift lever)The use of a single small and discreet battery is light weight efficient and creates a robust and reliable systemOne charge can give between 1000 and 2000 kilometre range depending on conditions and front mech operation (as this is the main power drain)500 times rechargeable lifeOptional battery mount adapter is available if standard mount is not compatibleReliable and secure water resistant terminalsEasily removable for chargingBattery weight is 68 grams

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Shimano ST-7970 Dura-Ace Di2 10 Speed Double STI Levers
  • £329.99
  • RRP £549.99
  • Saving you £40

The most advanced level of shifting technology: at the touch of a switch Dura-Ace Di2 is quick shifting, smooth, and effortless, making for unmatched drivetrain efficiency.Key Features:The removal of traditional mechanical cables in favour of electrical wires eliminates poor shifting caused by contaminates, corrosion and stretching, and also gives effortless gear shifts,Simply pressing tactile buttons allows effortless and comfortable shifting even when your hands are cold,Buttons are located in a near identical place to the positions you|d assume for shifting using a mechanical Shimano STI,Shifters are lightweight thanks to carbon fibre lever blades, carbon composite bracket body, and a titanium clamp band / fixing bolt,Brake lever pivot is positioned to increase power giving excellent ergonomics when riding on the hoods,Finely tuneable reach adjusters for the levers enable custom fitment for all hands,The Di2 STIs are also compatible with the FlightDeck computer (SC-7900), measuring important data such as heart rate, altitude, cadence, gear position, battery indicator, and 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 ST-R9150 Dura-Ace Di2 STI For Drop Bar Shifter/Brake Lever without E-tube Wires
  • £539.99
  • RRP £599.99
  • Saving you £10

Key Features:With Di2 technology shifting is easy and precise - just a light touch, as soft as a mouse click, is sufficient for the front or rear derailleur to instantaneously select the correct gear,The removal of traditional mechanical cables in favour of electrical wires eliminates poor shifting caused by contaminates, corrosion and stretching, and also provides effortless gear shifts,Simply pressing tactile buttons allows effortless and comfortable shifting even when your hands are cold,Shifters are lightweight thanks to carbon fibre lever blades, carbon composite bracket body, and a titanium clamp band / fixing bolt,Drop bar STI with shift buttons located in a near identical place to the positions you'd assume shifting using a mechanical Shimano STI,Brake lever pivot is positioned to be used with super SLR brake callipers, increase power providing excellent ergonomics when riding on the hoods,Finely tuneable reach adjusters for the levers enable custom fitment for all hands,Levers are supplied without electrical cables, as these need to be ordered separately to suit,Two ports for use with E-tube electric cables, plus port for remote sprinter shifters,Comes complete with SLR brake cable set,Weight is 230 grams a pair.

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Shimano ST-R9160 Dura-Ace Di2 2x11 Speed Lever - Black - Pair}, Black
  • £349.99

Shimano ST-R9160 Dura-Ace Di2 2x11 Speed LeverThe Shimano Dura-Ace ST-R9160 2x11-Speed Di2 levers add an additional level of functionality to your time trial or triathlon bike's electronic drivetrain. The electronic shifters enable changing between gears at the click of a button when in the aero position. Having the integrated brake levers in the same position at the front of the TT bars provides the rider with total racing confidence and supreme performance.Pure PerformanceThe levers are made from carbon and aluminium so they are much lighter than traditional STI levers and have been designed to enhance performance. The weight is reduced and performance increased even further due to there being no mechanical cables to control the gearing. As these levers use Di2 technology, they function by using lightweight electrical cables to effortlessly command your derailleurs to shift up and down gears.Enhanced Rider CustomisationThe positioning of the shift buttons and the ergonomics of the brake lever blades allows you to both brake and shift at the same time. This means you can brake late into tight corners, change gear instantly and accelerate back to your regular speed without needing to change your aerodynamic saddle positioning. The brake levers also have tuneable reach adjusters to enhance rider customisation, so you can truly feel at one with your bike.Features: Material: Carbon (lever blades), Carbon Composite (body), Alloy (wedge clamp) Easy touch buttons allow effortless and comfortable shifting even when hands are cold Brake lever pivot is designed to be used with super SLR brake callipers Finely tune reach adjusters for the levers enable custom fitment for all hands For use with E-tube electric cables Comes complete with SLR brake cable set Compatibility: Shimano Di2 E-Tube gear systems Weight: 124gA 2 year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

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Shimano ST-R9160 Dura-Ace Di2 STI 2x11 Speed Gear Levers
  • £349.99

The electronic shifters enable changing between gears at the click of a button when in the aero position. Having the integrated brake levers in the same position at the front of the TT bars provides the rider with total racing confidence and supreme performance Pure Performance The levers are made from carbon and aluminium so they are much lighter than traditional STI levers and have been designed to enhance performance. The weight is reduced and performance increased even further due to there being no mechanical cables to control the gearing. As these levers use Di2 technology, they function by using lightweight electrical cables to effortlessly command your derailleurs to shift up and down gears. Enhanced Rider Customisation The positioning of the shift buttons and the ergonomics of the brake lever blades allows you to both brake and shift at the same time. This means you can brake late into tight corners, change gear instantly and accelerate back to your regular speed without needing to change your aerodynamic saddle positioning. The brake levers also have tuneable reach adjusters to enhance rider customisation, so you can truly feel at one with your bike.

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Shimano SW-R610 Dura-Ace 9070 Di2 - 11-Speed - Sprinter Switches
  • £98.99
  • RRP £109.99
  • Saving you £10

With Di2 technology shifting is easy and precise - just a light touch, as soft as a mouse click, is sufficient for the front or rear derailleur to instantaneously select the correct gear. The removal of traditional mechanical cables in favour of electrical wires eliminates poor shifting caused by contaminates, corrosion and stretching, and also provides effortless gear shifts.Simply pressing tactile buttons allows effortless and comfortable shifting even when your hands are cold, sprinter single button shift switches are used to operate the rear derailleur with a tap of the thumb whilst in the drops, one shifter up , one shifter down.Can only be used in conjunction with ST-9070 drop bar STI shiftersShift switches are supplied with 130 mm E-tube electrical cables installedWeight: 10g (pair)

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Shimano Sw-r9150 Dura-ace Di2 Climbing Shift Switch Pair
  • £134.99

  The Shimano R9150 Dura-Ace Di2 Climbing Shift Switch is a handy solution to the conundrum faced by the rider heading uphill fast. Allowing you to free yourself from your hoods these buttons fit straight onto your bars allowing you to shift instantly and electronically from your cockpit. With Di2 technology shifting is easy and precise - just a light touch as soft as a mouse click is sufficient for the front or rear derailleur to instantaneously select the correct gear The removal of traditional mechanical cables in favour of electrical wires eliminates poor shifting caused by contaminates corrosion and stretching and also provides effortless gear shifts Simply pressing tactile buttons allows effortless and comfortable shifting even when your hands are cold Climbing twin button satellite shift switch is used to operate the rear derailleur whilst your hands are on the top of the bars one button up one button down To be plugged direct in to E-tube drop bar STI shifters Shift switch is supplied with 261 mm E-tube electrical cables installed Weight is 30 grams

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Shimano TL-FC34 HollowTech II Dura-Ace 9000 Bottom Bracket Socket
  • £24.99
  • RRP £28.99
  • Saving you £14

Key Features:Shimano TLFC34 crank Adaptor Installation tool for Impact wrenchFor use with all HollowTech II bottom brackets.

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Specialized S-works Aethos Dura-ace Di2 Carbon Road Bike 2022
  • £13950.00

Don't get us wrong we're all for racing. Grand Tour top steps Classic's Monuments—they're in our DNA. But sometimes riding simply to ride riding for the love of riding is just what we need. And this is what the Aethos lives for. Sure it's given nothing up to performance and happens to be the lightest frame out there but with no compromise to style. Aethos: Billions of calculations in the pursuit of one thing—the perfect ride. Top off the world's lightest frame with Shimano's legendary Dura-Ace Di2 groupset and Roval's featherweight Alpinist wheels and you're left with a perfectly balanced top- tier ride that gives up nothing in the name of performance. The Aethos frame has been designed with the perfect combination of ultimate ride feel light weight and style—from accelerating up steep pitches and descending technical descents to all-day saddle comfort on even the longest coffee rides the Aethos hits the mark. But how you ask? By reinventing the traditional road shape found on bikes of the past we’ve subtly altered these shapes to deliver massive gains in stiffness and balance all without affecting weight or durability. Pair that with an entirely new layup and process that we’ve perfected over multiple decades and you have the lightest frame out there (585 grams S-Works size 56cm). The Aethos is more than just a new bike it’s the first of a new breed. A featherweight frame is useless without confidence-inspiring ride characteristics which is why we’ve developed the Aethos to have the perfect balance of front and rear stiffness combined with exceptional ride quality. By studying the flexing and breathing of carbon fiber we were able to discover groundbreaking findings about how forces flow through frames. Just a few pedal strokes and you’ll realize this sublime ride sets a new standard. Every detail from the derailleur hangers to the fork expander plug have been designed with style weight and durability in mind. We’ve also spec’d it with Roval’s all-new Alpinist carbon seatpost and wheels further saving weight and improving ride characteristics. Everything in pursuit for the perfect ride. SPECS & GEOS Frame S-Works Aethos FACT 12r Carbon Rider First Engineered™ Threaded BB Electronic cable routing only 12x142mm thru-axle flat-mount disc Fork S-Works FACT Carbon 12x100mm thru-axle flat-mount disc Handlebars S-Works Short & Shallow 123mm Drop 75mm Reach w/Di2 Hole Stem S-Works SL alloy titanium bolts 6-degree rise Tape Supacaz Super Sticky Kush Saddle Body Geometry S-Works Power carbon fiber rails carbon fiber base SeatPost Roval Alpinist Carbon Seatpost Front Brake Shimano Dura-Ace R9270 hydraulic disc Seat Binder Specialized Alloy 30.0mm titanium bolt Rear Brake Shimano Dura-Ace R9270 hydraulic disc Shift Levers Shimano Dura-Ace R9270 hydraulic disc Front Derailleur Shimano Dura-Ace R9250 braze-on Rear Derailleur Shimano Dura-Ace R9250 12-speed Cassette Shimano Dura-Ace 12-speed 11-30t Chain Shimano Dura-Ace 12-speed Crankset Shimano Dura-Ace R9200 HollowTech II 12-speed with 4iiii Precision Pro dual-sided powermeter Chainrings 52/36T Bottom Bracket Shimano Dura-Ace BB-R9100 Front Wheel Roval Alpinist CLX 21mm internal width carbon rim 33mm depth Win Tunnel Engineered Roval AFD hub 21h DT Swiss Aerolite spokes Rear Wheel Roval Alpinist CLX 21mm internal width carbon rim 33mm depth Win Tunnel Engineered Roval AFD hub 24h DT Swiss Aerolite spokes Front Tire Turbo Cotton 320 TPI 700x26mm Rear Tire Turbo Cotton 320 TPI 700x26mm Inner Tubes Turbo Ultralight 48mm Presta valve  

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Specialized S-works Tarmac Sl7 Shimano Dura-ace Di2 Carbon Road Bike 2022
  • £13950.00

Why should you be forced to choose between aerodynamics and weight between ride quality and speed? It’s simple you shouldn’t. Enter the new Tarmac—climb on the lightest bike the UCI allows then descend on the fastest. We’ve utilized our most advanced technologies from our FreeFoil Shape Library to an all-new Rider-First Engineered™ frame to deliver a race bike that is truly without compromise. The days of making sacrifices between “aero” and “lightweight” bikes are over—the all-new Tarmac is the fastest race bike ever. One bike to rule them all. To complement the world’s fastest frame only the best components will do—which is why you’ll find the likes of Shimano’s Dura-Ace group with power meter and Roval’s new CLX Rapide wheels with their exceptional stability and aerodynamic prowess. The S-Works Tarmac is a top-level race machine right out of the box. 'Aero is everything'—we’ve been preaching it for years and it’s still the driving force for the new Tarmac. In our quest for tube shapes that deliver the fastest frame that the UCI rules allow we took a page out of the Venge development book and utilized our FreeFoil Shape Library. Armed with a library of optimized shapes we turned to the Win Tunnel to plug these shapes into a modular test bike for more testing and validation. The result? A new Tarmac that’s the fastest we’ve tested—45 seconds faster over 40km than the Tarmac SL6. No compromises just pure speed. While aerodynamics were paramount to the Tarmac’s development and to the development of all of our race bikes weight was the co-pilot on this optimal race bike journey. Previously “aero bikes” always compromised in the weight department—the more drag you reduced the more weight you gained. With the new Tarmac our design philosophy was to keep it at or below the UCI weight limit out of the box with no sacrifices to aerodynamics. And with the help of the FreeFoil Shape Library tools like isotopic FEA analysis and some engineering wizardry by the best engineers in the industry we delivered a frame that weighs a mere 800 grams without giving up a gram of aero stiffness or ride quality. Continuing our quest to develop the perfect race bike we used our Rider-First Engineered™ philosophy to ensure that the new Tarmac is the most balanced best handling Tarmac yet—no matter the size. With an army of the world’s best test riders from our three World Tour Teams — Boels-Dolmans Deceuninck-Quick-Step and Bora-hansgrohe — we made changes to the Tarmac based on their thousands of kilometers on the road. We balanced the ride quality between the front and rear end so even the longest days in the saddle continue to be comfortable—all without giving up anything to the Tarmac’s legendary handling and race-winning snappiness. Building on the learnings from the Venge the new Tarmac utilizes simple integration to create a clean fast cockpit that’s easy to live with. We’ve improved the routing for any configuration — mechanical shifting traditional stems round bars etc. — all while keeping its aerodynamic attributes. These same traits also make the new Tarmac easy to work on and easy to travel with. It’s a win-win. S-Works Tarmac SL7 - Shimano Dura-Ace Di2 Technical Specifications FRAMESET Frame S-Works Tarmac SL7 FACT 12r Carbon Rider First Engineered™ Win Tunnel Engineered Clean Routing Threaded BB 12x142mm thru-axle flat-mount disc Suspension Fork S-Works FACT Carbon 12x100mm thru-axle flat-mount disc COCKPIT Handlebars Roval Rapide Handlebar carbon Stem Tarmac integrated stem 6-degree Tape Supacaz Super Sticky Kush Saddle Body Geometry S-Works Power carbon fiber rails carbon fiber base SeatPost 2021 S-Works Tarmac Carbon seat post FACT Carbon 20mm offset Seat Binder Tarmac integrated wedge BRAKES Front Brake Shimano Dura-Ace R9270 hydraulic disc Rear Brake Shimano Dura-Ace R9270 hydraulic disc DRIVETRAIN Shift Levers Shimano Dura-Ace R9270 hydraulic disc Front Derailleur Shimano Dura-Ace R9250 braze-on Rear Derailleur Shimano Dura-Ace R9250 12-speed Cassette Shimano Dura-Ace 12-speed 11-30t Crankset Shimano Dura-Ace R9200 HollowTech II 12-speed with 4iiii Precision Pro dual-sided powermeter Chainrings 52/36T Bottom Bracket Shimano Dura-Ace BB-R9100 Chain Shimano Dura-Ace 12-speed WHEELS & TIRES Front Wheel Roval Rapide CLX 21mm internal width carbon rim 51mm depth Win Tunnel Engineered Roval AFD hub 18h DT Swiss Aerolite spokes Rear Wheel Roval Rapide CLX 21mm internal width carbon rim 60mm depth Win Tunnel Engineered Roval AFD hub 24h DT Swiss Aerolite spokes Front Tire Turbo Cotton 320 TPI 700x26mm Rear Tire Turbo Cotton 320 TPI 700x26mm Inner Tubes Turbo Ultralight 60mm Presta valve * Specifications are subject to change without notice

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Speedo Boys ECO Endurance Plus 6.5cm Brief Swimming Briefs
  • £9.80
  • RRP £14.00
  • Saving you £30

Great for regular pool training sessions, the ECO Endurance Plus 6.5cm Briefs feature a classic design with an updated, super-durable ECO+ Endurance+ fabric construction. The material ensures excellent shape-retention, durability, with added quick-drying properties and a 50% recycled construction. The briefs ensure a secure fit with an internal drawcord that allows for a customised, comfortable fit.

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