Bradley Wiggins rocketed to victory in the 2012 Tour de France powered by revolutionary 11-speed Dura-Ace. Now you too can own this cutting edge technology. Outside positioned bearings for better weight distribution & more stability. Bottom bracket has smaller bearings than current model for a reduced weight. Key

Features: New enhanced sealing ensures 50% less drag. Shell width: 68mm
- British, 70mm -Italian. Thread

Dimensions: 1.37 x 24 TPI. New look black finish.




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Top of the range SLR-EV dual symmetric pivot direct mount calliper brake with quick linear response, increased rigidity, & enhanced braking power. Key

Features: Direct calliper twin bolt mounting has 11 mm lower profile design improving aerodynamics Front fork mount Enhanced brake arch proportions give a quicker linear response & increased power Better clearance with wider tyres, compatible with 28C tyre size Titanium centre pivot bolt for light weight Thrust bearings & coated bushings between arms for smooth linear feel & increased durability Brake pad compound offers excellent stopping power under wet & dry conditions, with enhanced durability Spring tension adjuster for precision setup Adjustable toe-in on the brake shoes for easy setting up

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Top of the range SLR-EV dual symmetric pivot direct mount calliper brake with quick linear response, increased rigidity, & enhanced braking power. Key

Features: Direct calliper twin bolt mounting has 11 mm lower profile design improving aerodynamics Front fork mount Enhanced brake arch proportions give a quicker linear response & increased power Better clearance with wider tyres, compatible with 28C tyre size Titanium centre pivot bolt for light weight Thrust bearings & coated bushings between arms for smooth linear feel & increased durability Brake pad compound offers excellent stopping power under wet & dry conditions, with enhanced durability Spring tension adjuster for precision setup Adjustable toe-in on the brake shoes for easy setting up

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Top of the range SLR-EV dual symmetric pivot direct mount calliper brake with quick linear response, increased rigidity, & enhanced braking power. Key

Features: Direct calliper twin bolt mounting has 11 mm lower profile design improving aerodynamics Front fork mount Enhanced brake arch proportions give a quicker linear response & increased power Better clearance with wider tyres, compatible with 28C tyre size Titanium centre pivot bolt for light weight Thrust bearings & coated bushings between arms for smooth linear feel & increased durability Brake pad compound offers excellent stopping power under wet & dry conditions, with enhanced durability Spring tension adjuster for precision setup Adjustable toe-in on the brake shoes for easy setting up

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Super narrow lightweight 11-speed HG-EV symmetrical design chain for smooth shifts & maximum durability Key

Features:

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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. Key

Features: Programmed automatic motion at the touch of a switch makes this derailleur quick, smooth & effortless to shift Synchronized 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 derailleur Wireless data network system unit is integrated into mech The removal of traditional mechanical cables in favour of electrical wires not only eliminates poor shifting caused by contaminates, corrosion & stretching Low profile Shadow derailleur design Derailleur contains a saver (fuse) function, where the inner structure is protected from strong impacts 11-30T 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 Direct mount compatible 11-speed E-tube Di 2 compatible Max front difference: 16T Total capacity: 35T Weight is 204 grams

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With Di 2 technology shifting is easy & precise
- just a light touch, as soft as a mouse click, is sufficient for the front or
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With Di 2 technology shifting is easy & precise
- just a light touch, as soft as a mouse click, is sufficient for the front or
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With Di 2 technology shifting is easy & precise
- just a light touch, as soft as a mouse click, is sufficient for the front or
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Top of the range, high performance Dura-Ace hydraulic disc brake Di 2 STI's give you control, modulation & power with minimal effort in all riding conditions. Key

Features: With Di 2 technology shifting is easy & 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 & stretching, & also provides effortless gear shifts Simply pressing tactile buttons allows effortless & comfortable shifting even when your hands are cold Shifters are lightweight thanks to carbon fibre lever blades, carbon composite bracket body, & 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 Hydraulic brake lever provides excellent stopping power with less effort especially from the hood position Hydraulic reservoir tank provides pad to rotor clearance auto-adjust maintaining braking performance during pad wear Finely tuneable reach adjusters for the levers enable custom fitment for all hands Free stroke adjustment for pad to rotor contact setting Levers are supplied without electrical cables, as these need to be ordered separately to suit Two ports for use with E-tube electric cables Kit contains left hand bled ST-R9170 STI, BR-R9170 flat mount brake calliper with pads, hoses & mineral oil (without rotors or adapters) Weight: 360 grams a pair


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