COMPONENTS: Shimano Ultegra Crankset FC-6600

FC6601G Shimano Ultegra Crankset 39/53 10s

* Crankset with BB cup unit (SM-FC6600) also available
* HOLLOWTECH II crankset
Optimum balance of lightweight and rigidity
* Q-factor
Q-factor remains same as FC-6500 / BB-6500.
* Smoother rolling
Minimal bearing interface for smoother rolling.
* SG-X chainrings
* DUAL SIS compatible
* Gearing : 53-39T / 52-39T
* Crank arm length variations :165mm, 170mm, 172.5mm, 175mm
* Weight : 823g (53-39T, 170mm integrated BB)

Hollowtech Crank Arm Hollowtech II
Chain Compatibility Super Narrow HG for 10-speed
Number of Teeth 53-39T/52-39T
Bolt Circle Diameter 130 mm
Crank Arm Length 165/170/172,5/175 mm
Crank Arms forged aluminum/anodized
Outer Chainring aluminum/anodized
Inner Chainring aluminum/anodized
Weight 833gr (53-39T, 170mm, integrated BB)
Dual SIS Yes


FC6603G Shimano Ultegra Crankset 30/39/52 10s

* Crankset with BB cup unit (SM-FC6600) also available
* HOLLOWTECH II crankset
Optimum balance of lightweight and rigidity
* Q-factor
Q-factor remains same as FC-6500 / BB-6500.
* Smoother rolling
Minimal bearing interface for smoother rolling.
* SG-X chainrings
* DUAL SIS compatible
* Gearing : 52-39-30T
* Crank arm length variations :165mm, 170mm, 172.5mm, 175mm
* Weight : 922g (170mm integrated BB)

Hollowtech Crank Arm Hollowtech II
Chain Compatibility Super Narrow HG for 10-speed
Number of Teeth 52-39-30T
Bolt Circle Diameter 130/74 mm
Crank Arm Length 165/170/172,5/175 mm
Crank Arms forged aluminum/anodized
Outer Chainring aluminum/anodized
Middle Chainring aluminum/anodized
Inner Chainring aluminum/anodized
Weight 922gr (170mm, integrated BB)
Dual SIS Yes


FC6650 Shimano Ultegra Crankset Compact 34/50 10s

Specifications

Model No. :FC-6650-S
Color:Silver
Rear Speeds :10
Chainring Combination: 50-34T
PCD(mm) :110
Splined Crank :Yes
Crank Arm Length (mm) :165/170/172.5/175
Chain : Super Narrow HG
for 10-speed
Chain Line :43.5mm
Hollowtech II technology :Yes