Shimano Ultegra 6800 11 Speed Groupset
The Ultegra 6800 series is "pro-proven" as it is a direct trickle down from the Shimano Dura Ace groupset. It stands for stateof-the-art technology, proven in pro races, the technology used in the new Ultegra 6800 series with 11 speed, newly designed brakes, new chain treatment etc.
Crankset: With a unique four-arm spider and Hollowtech II construction putting strength just where its needed, the FC-6800 chainset sets new standards for stiffness and low weight. Ultegra FC-6800 Crankset Standard 39/53 teeth Crank Arm Length: 170mm or 172.5mm New 4-arm design for same stiffness with lighter weight Hollowtech II construction Hollowglide chainrings 11-speed compatible Same bolt circle diameter for compact and traditional double chainsets means that one crankarm fits all chainring sizes Bolt circle diameter: 110mm Chain line: 43,5mm Incl. Hollowtech II Bottom Bracket SM-BBR60 BSA Weight: 765g (with BB)
Dual Control Shifters Set STI Ultegra ST-6800: With smaller, sleeker hoods, the 11-speed compatible ST-6800 STI units deliver improved ergonomics for better rider comfort and control, with reduced lever stroke and lighter action. Tactile feedback to the rider that the gear shift has been completed Light action, define click engagement Vivid index shifting Short lever stroke response Powerful and controllable braking system Carbon brake lever Weight: 425g (Set)
Ultegra Rear Derailleur RD6800 SS: The 11-speed Ultegra rear derailleur has been redesigned for lighter operation with the help of new low-friction polymercoated cables. Shifting effort is now more even across the range, with similar force required at both ends of the cassette. Fast and accurate shifting 11-speed design Maximum sprocket 28T More equal shifting effort through the range Weight: 195g
Ultegra Front Derailleur FD6800 Braze On: With a revised actuation ratio in combination with the ST-6800 shifter and polymer-coated cables, the new Ultegra front derailleur delivers both a shorter stroke at the lever and reduced effort. New designed pull arm for more direct and easy shifting More equal shifting effort across the range New support bolt for more stable contact to the frame Chainstay angle: 61-66째 Max. chainring: 50-56 teeth Chain line: 43,5 mm Mounting: Braze On Weight: 89g
Ultegra Brake Set BR-6800: Long, fast descents demand confidence. Ultegra brakes deliver, with a new symmetrical dual pivot design and twin bearings reducing pivot friction and improving efficiency and controllability. New SLR EV Technology 10% more power than BR-6700 Smooth and light operation with increased modulation Brake Pad Types: R55C4 Weight: 335g (Set)
Cassette:
Rider-tuned means Ultegra works the way you want it. The new 11-speed cassettes are available in a range of sizes including a wide-range 11-28 option - one cassette to use all year round. Smooth, fast shifting guaranteed. Ultegra Cassette CS-6800 11-25 Ultegra Cassette CS-6800 11-28 Ultegra Cassette CS-6800 12-25
Ultegra 11-speed Chain CN6800 116 Links:
The new symmetrical Ultegra 11-speed chain offers low weight and high durability. ULTERGA redesigned SIL-TEC Chain for 11-Speed Weight: 253g
Resources: http://goo.gl/uTDdVX http://www.chainreactioncycles.com/bg/en/shimano -ultegra-6800-11-speed-groupset/rp-prod110818
Thank you for reading!