Jamis COMET 18 2004 VS Boulder Bikes PARIS-ROUBAIX AL 2000 specs comparison

Jamis Comet 18

General Infos

Model	Comet 18
Manufacturer	Jamis
Year of production	2004
Current price	Check price Here ==>
Color choice	-Flame Red and Gloss Black
Sizes	- Extra small - Small - Medium - Large - Extra large
Sizes	- Extra small - Small - Medium - Large - Extra large

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	Not Available
Rims manufacturer	Mavic Ksyrium Elite
Spoke nipples type	Not Available
Spoke wheel	Mavic

Frame and Body Specs

Frame materials	Aluminum and carbon Fiber
Frame type	TIG-welded
Handlebar construction	Easton EA70
Handlebar extender	Optional
Handlebar stem details	Easton EA-70
Headset size	1 1/8 (inches) Threadless Cane Creek ZS-2

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG92
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 9-speed

Jamis Comet 18 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 Composite With Aluminum Steerer
Fork type	Easton EC70

Other Specs of Jamis Comet 18

Component group sets	Shimano Ultegra
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Titanium Rails Fi'zi:k Pave
Seat post extension	27.2 (millimeters) Diameter Micro-adjust Carbon Fiber

Boulder Bikes Paris-Roubaix AL

General Infos

Model	Paris-Roubaix AL
Manufacturer	Boulder Bikes
Year of production	2000
Current price	Check price Here ==>
Color choice	-Customer Choice
Sizes	- 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 60cm (centimeters) - custom (centimeters)

Wheels And Breaking System

Bike front tire	700 X 23c Michelin Axial Pro
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Ultegra STI Levers Shimano Ultegra Dual Pivot Brakes
Hubs for disc brakes	Shimano Ultegra
Rims manufacturer	32-hole Mavic Open Pro
Spoke nipples type	Alloy Nipples
Spoke wheel	1.8 (millimeters) Double-butted Wheelsmith Stainless Steel

Frame and Body Specs

Frame materials	Double-butted With Replaceable Derailleur Hanger 7005 Aluminum
Frame type	TIG-welded
Handlebar construction	ITM Super Italian Pro
Handlebar extender	Not Available
Handlebar stem details	ITM Big One Threadless
Headset size	1 (inches) Threadless Cane Creek C2

Gearing Specifications

Bicycle chain	1/2 X 1/8 (inches) Shimano CN-HG92
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	118.5 (millimeters) Spindle Shimano BB-6500
Crankset parts and sizes	30/42/52 Teeth Shimano Ultegra
Gear shift levers	Shimano Ultegra STI Dual Control
Rear gear set	12 - 27 Teeth 9-speed

Boulder Bikes Paris-Roubaix AL Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 35.0 (millimeters) Shimano Ultegra
Derailleur (Rear)	Shimano Ultegra GS
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	1.2 (inches) Travel Rock Shox Ruby SL

Other Specs of Boulder Bikes Paris-Roubaix AL

Component group sets	Shimano Ultegra Triple
Pedals details	Optional
Rear shock absorber	1.38 (inches) Risse Genesis Airshock
Saddle seat	Specialized Body Geometry Comp
Seat post extension	27.2 (millimeters) Diameter American Classic