Jamis COMET 2005 VS Specialized ROUBAIX PRO 2008 specs comparison

Jamis Comet

General Infos

Model	Comet
Manufacturer	Jamis
Year of production	2005
Current price	Check price Here ==>
Color choice	-Platinum and Black
Sizes	- Xsmall - small - medium - large - xlarge
Sizes	- Xsmall - small - medium - large - xlarge

Wheels And Breaking System

Bike front tire	700 X 23c Hutchinson Carbon Comp
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Ultegra STI Dual Control Levers Shimano Ultegra Dual Pivot Brakes
Hubs for disc brakes	Easton Circuit
Rims manufacturer	Easton VeloMax Circuit
Spoke nipples type	Aluminum Nipples
Spoke wheel	14/15ga. Double-butted Stainless Steel

Frame and Body Specs

Frame materials	Carbon Stays Aluminum
Frame type	TIG-welded
Handlebar construction	Easton EA70
Handlebar extender	Optional
Handlebar stem details	Easton EA70
Headset size	1 1/8 (inches) Threadless FSA Orbit Z

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-6600
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	109.5 (millimeters) Spindle Shimano Ultegra
Crankset parts and sizes	39/53 Teeth Shimano Ultegra
Gear shift levers	Shimano Ultegra STI Dual Control
Rear gear set	11 - 23 Teeth 10-speed

Jamis Comet Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Ultegra
Derailleur (Rear)	Shimano Ultegra SS
Fork material	Aero Crown Carbon Fiber and aluminum Steerer
Fork type	Easton EC70

Other Specs of Jamis Comet

Component group sets	Shimano Ultegra
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Chrome-moly Rails Fi'zi:k Pave
Seat post extension	27.2 (millimeters) Diameter Easton EA70

Specialized Roubaix Pro

General Infos

Model	Roubaix Pro
Manufacturer	Specialized
Year of production	2008
Current price	Check price Here ==>
Color choice	-Carbon and White and Blue
Sizes	- 49cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 61cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 23c Specialized Roubaix Pro
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Dura-Ace STI Dual Control Levers Shimano Ultegra Brakes
Hubs for disc brakes	Rear: Roval Fusee Roval Ti QR Roval Ti QR Alloy Cassette Front: Roval Fusee
Rims manufacturer	Roval Fusee
Spoke nipples type	Not Available
Spoke wheel	14/15ga. Double-butted DT Swiss Stainless Steel

Frame and Body Specs

Frame materials	Zertz Inserts Specialized FACT 8r Carbon
Frame type	Bonded and monocoque
Handlebar construction	31.8 (millimeters) FACT Carbon Aero Handlebar Short-reach Drop S-Works SL
Handlebar extender	Optional
Handlebar stem details	31.8 (millimeters) Ti Hardware S-Works Pro-Set Stem
Headset size	Integrated Threadless 1 1/8 (inches) Threadless Specialized Mindset Plus

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano Dura-Ace
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano Dura-Ace
Crankset parts and sizes	34/50 Teeth Integrated Oversized Design Specialized FACT Carbon
Gear shift levers	Shimano Dura-Ace STI Dual Control
Rear gear set	11 - 28 Teeth 10-speed

Specialized Roubaix Pro Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on Shimano Ultegra
Derailleur (Rear)	Shimano Dura-Ace
Fork material	Aero Crown Carbon and carbon Steerer
Fork type	With Zertz Inserts Specialized FACT

Other Specs of Specialized Roubaix Pro

Component group sets	Shimano Dura-Ace
Pedals details	Test Ride Pedals
Rear shock absorber	Not Available
Saddle seat	Hollow Ti Rails Body Geometry Toup+¬ Gel
Seat post extension	27.2 (millimeters) Diameter FACT Carbon With Zert Inserts Specialized Pro SL