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RECORD rear derailleur 11s
Technical Specifications: Upper to lower pulley-axle: 55 mm - composite outer plate -parallelogram with 11s geometry - black anodized forged aluminium upper and lower body - metal-carbon cage - lightened special rubber pulleys - pulley movement with ceramic ball bushings.
FEATURES & BENEFITS INCLUDE:
ALUMINIUM REAR DERAILLEUR FASTENING SCREWS: the two-piece system, while maintaining resistance and rigidity, makes it possible to reduce the weight by 53% compared to steel and 22% compared to titanium, and prolongs the life of the component.
CARBON FIBRE FRONT PLATE: extreme stiffness and reduced weight. Increases the precision of the rear derailleur.
ULTRA-SHIFT EXCLUSIVE GEOMETRY PARALLELOGRAM: maximum shifting rigidity, fast actuation, precision, friction reduction.
ULTRA-SHIFT ALUMINUM LOWER AND UPPER BODIES: less weight, less friction, shifting precision.
CARBON FIBER CAGE PLATE: shifting positioning is extremely accurate and extremely light.
CERAMIC BALL BEARINGS: considerably smooth, they reduce friction and prolong life and shifting performance.
Weight - 172g