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Shimano 7900 Dura-ace 10-speed Rear Derailleur Ss

Dura-Ace rear derailleur with lightweight carbon cage and wide link design gives quick accurate shifts and unmatched drivetrain efficiencyFull carbon fibre inner and outer pulley plates enhance rigidity and significantly reduce weightHigh tolerance cold forged aluminium link plates and body construction provide for extremely light weight strength and durabilityHigh rigidity wide outer link plates the pulley body to increase pivot joint rigiditySealed pulley bearings reduce friction and rotate silky smooth increasing efficientlyFour 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 noiseWith a total capacity of 33 tooth it is able to operate with wide gear ratios up to a 28 tooth cassette sprocketHard wearing Dura-Ace finish and graphics for long lasting good looks10-speed compatibleWeight: 166 grams

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