Rocky Mountain OXYGEN 50 AC 2009 VS Specialized ROUBAIX EXPERT ULTEGRA 2008 specs comparison

Rocky Mountain Oxygen 50 AC

General Infos

Model	Oxygen 50 AC
Manufacturer	Rocky Mountain
Year of production	2009
Current price	Check price Here ==>
Color choice	-Red
Sizes	- 48cm (centimeters) - 51cm (centimeters) - 54cm (centimeters) - 57cm (centimeters) - 60cm (centimeters)
Sizes	- 48cm (centimeters) - 51cm (centimeters) - 54cm (centimeters) - 57cm (centimeters) - 60cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 25c Vittoria Zaffiro
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano 105 STI Levers FSA Gossamer Brakes
Hubs for disc brakes	Shimano RS10
Rims manufacturer	Shimano RS10
Spoke nipples type	Not Available
Spoke wheel	Shimano

Frame and Body Specs

Frame materials	7005 Triple Butted Aluminum With Delta Process TT & Carbon Seatstays
Frame type	TIG-welded and bonded
Handlebar construction	Easton EA30 Road
Handlebar extender	Optional
Handlebar stem details	Easton EA30 31.8
Headset size	1 1/8 (inches) FSA Orbit CS

Gearing Specifications

Bicycle chain	Shimano 105
Bottom bracket shell width	Not Available
Bottom bracket type	FSA Mega EXO
Crankset parts and sizes	34/50 Teeth FSA Gossamer
Gear shift levers	Shimano 105 STI
Rear gear set	12 - 27 Teeth 10-speed

Rocky Mountain Oxygen 50 AC Fork System Data

Derailleur (Front)	Shimano 105
Derailleur (Rear)	Shimano Ultegra
Fork material	Aero Crown Carbon With Alloy Steerer
Fork type	Not Available

Other Specs of Rocky Mountain Oxygen 50 AC

Component group sets	Shimano 105
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	Selle San Marco Ponza
Seat post extension	31.6 (millimeters) Diameter Carbon

Specialized Roubaix Expert Ultegra

General Infos

Model	Roubaix Expert Ultegra
Manufacturer	Specialized
Year of production	2008
Current price	Check price Here ==>
Color choice	-Blue
Sizes	- 49cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 61cm (centimeters) - 64cm (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 Ultegra STI Dual Control Levers Shimano Ultegra Brakes
Hubs for disc brakes	Shimano Ultegra
Rims manufacturer	Shimano Ultegra
Spoke nipples type	Not Available
Spoke wheel	Stainless Steel

Frame and Body Specs

Frame materials	Zertz Inserts Specialized FACT 8r Carbon
Frame type	Bonded and monocoque
Handlebar construction	31.8 (millimeters) Specialized Zertz Pro
Handlebar extender	Optional
Handlebar stem details	31.8 (millimeters) Clamp Specialized Pro-Set
Headset size	Integrated Threadless 1 1/8 (inches) Threadless Specialized Mindset Plus

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano Ultegra
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano Ultegra
Crankset parts and sizes	34/50 Teeth Shimano Ultegra
Gear shift levers	Shimano Ultegra STI Dual Control
Rear gear set	12 - 27 Teeth 10-speed

Specialized Roubaix Expert Ultegra Fork System Data

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

Other Specs of Specialized Roubaix Expert Ultegra

Component group sets	Shimano Ultegra
Pedals details	Test Ride Pedals
Rear shock absorber	Not Available
Saddle seat	Body Geometry Toupé Gel
Seat post extension	27.2 (millimeters) Diameter FACT Carbon With Zert Inserts Specialized Pro SL