Rocky Mountain OXYGEN 50 AC 2010 VS Merlin EXTRALIGHT ULTEGRA 2004 specs comparison

Rocky Mountain Oxygen 50 AC

General Infos

Model	Oxygen 50 AC
Manufacturer	Rocky Mountain
Year of production	2010
Current price	Check price Here ==>
Color choice	-Cilver and Black
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 Tektro R530 Dual-Pivot Brakes
Hubs for disc brakes	Fulcrum Racing 7
Rims manufacturer	Fulcrum Racing 7
Spoke nipples type	Not Available
Spoke wheel	Wheelset Fulcrum

Frame and Body Specs

Frame materials	7005 Triple Butted Aluminum With Delta Process TT & Carbon Seatstays
Frame type	TIG-welded and bonded
Handlebar construction	FSA Wing Compact
Handlebar extender	Optional
Handlebar stem details	RMB Flip and flop 31.8 (millimeters)
Headset size	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)	Clamp On 34.9 (millimeters) Shimano 105
Derailleur (Rear)	Shimano 105
Fork material	Carbon With Alloy Steerer
Fork type	Not Available

Other Specs of Rocky Mountain Oxygen 50 AC

Component group sets	Shimano 105 Mix
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Rocky Mountain Road
Seat post extension	31.6 (millimeters) Diameter RMB

Merlin Extralight Ultegra

General Infos

Model	Extralight Ultegra
Manufacturer	Merlin
Year of production	2004
Current price	Check price Here ==>
Color choice	-Polished
Sizes	- 45cm (centimeters) - 47cm (centimeters) - 63cm (centimeters) - 49cm (centimeters) - 51cm (centimeters) - 53cm (centimeters) - 54cm (centimeters) - 55cm (centimeters) - 56cm (centimeters) - 57cm (centimeters) - 58cm (centimeters) - 59cm (centimeters) - 61cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 23c Vittoria Rubino Pro
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	Mavic Ksyrium Equipe
Rims manufacturer	Mavic Ksyrium Equipe
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Mavic Stainless Steel

Frame and Body Specs

Frame materials	3Al and 2.5V Titanium
Frame type	TIG-welded
Handlebar construction	ITM Mantjs Super Over
Handlebar extender	Not Available
Handlebar stem details	ITM Mantjs Super Over
Headset size	1 1/8 (inches) Integrated Cane Creek

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG73
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	12 - 23 Teeth 9-speed

Merlin Extralight Ultegra Fork System Data

Derailleur (Front)	Shimano Ultegra
Derailleur (Rear)	Shimano Ultegra SS
Fork material	Aero Crown Carbon Fiber Composite With Carbon Fiber Steerer
Fork type	Reynolds Ouzo Pro

Other Specs of Merlin Extralight Ultegra

Component group sets	Shimano Ultegra
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	Titanium Rails Selle Italia Flite Gel
Seat post extension	Thomson Elite