UCOMPLETELY NEW DESIGN
The special chainring positioned inside the gear body acts on a rectangular section spring that allows the component to move along a trajectory that perfectly follows the curve of the sprockets, on both the 11-23 cassette and the new 11-29.
ALUMINUM FIXING BOLT
The new two-part system is 53% lighter than steel and 22% lighter than titanium, without compromising resistance and rigidity levels and prolonging component life.
UPPER AND LOWER BODY IN MONOLITHIC TECHNOPOLYMER WITH CARBON POWDER
maximum lightness yet still resistance to knocks and the elements
CARBON FIBER CAGE PLATE
Shifting positioning is exceedingly precise - extremely light.
CARBON FIBER PARALLELOGRAM, AND EXCLUSIVE ULTRA-SHIFT™ GEOMETRY
Maximum shifting rigidity, fast actuation, precision, friction reduction
CERAMIC BALL BEARINGS
Very smooth, reduces friction, prolongs life and shifting performance.
PULLEY CAGE ALUMINUM FIXING BOLTS
|Weight: 166g - 179g (medium rear derailleur to fit the 11-32 cassette)|