COMPONENTS: Shimano Ultegra Dual Control Lever ST-6600

S.T.I. Levers ST-6600 Double / Triple

Ergonomic innovation is probably more critical to the higher standard of the new 10-speed S.T.I. levers than the added gearing.
The narrower cradle-style perch welcomes the high-on-the-hood riding style and accommodates all sizes of hands.
The shift internals borrow the robustness from our MTB technology which results in a smooth and effortless shift.

Ergonomic design: Refined lever hood for improved ergonomics.
Robust internal mechanism
Same lever response as Dura-Ace
Ergonomic shift stroke movment
Effortless shifting: Shift effort is reduced on release lever.
Short stroke shifting:Inward shift stroke distance is reduced by 10mm.
Weight:490g(pair)

Specifications :

Flight Deck: With Gear Sensor
Multi-Bearing Construction : 1
Outer Casing:Lever side SP41
RD side:SP41 Sealed
Stainless Cable : Yes