Rocky Mountain OXYGEN 50 AC 2010 VS Co-Motion EXPRESSO (13) 1998 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

Co-Motion Expresso (13)

General Infos

Model	Expresso (13)
Manufacturer	Co-Motion
Year of production	1998
Current price	Check price Here ==>
Color choice	- Dark Charcoal Metallic - Dark Jade Green Metallic - Dark Maroon Metallic - Sapphire Blue -Bad Ass Red
Sizes	- 50 cm (centimeters) - 52 cm (centimeters) - 54 cm (centimeters) - 55 cm (centimeters) - 57 cm (centimeters) - 58 cm (centimeters) - 59 cm (centimeters) - 60 cm (centimeters) - 62 cm (centimeters)

Wheels And Breaking System

Bike front tire	Not Available
Bike rear tire	Not Available
Bike wheel size	Not Available
Brakeset type	Shimano Dura-Ace Levers Shimano Dura-Ace Dual Pivot Brakes
Hubs for disc brakes	Shimano Dura-Ace
Rims manufacturer	Not Available
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Reynolds 853
Frame type	TIG-welded
Handlebar construction	Not Available
Handlebar extender	Not Available
Handlebar stem details	Cro-Motion
Headset size	Not Available

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	39/53 Teeth Shimano Dura-Ace
Gear shift levers	Shimano Dura-Ace STI Dual Control
Rear gear set	12 - 23 Teeth 9-speed

Co-Motion Expresso (13) Fork System Data

Derailleur (Front)	Bottom-pull and braze-on Shimano Dura-Ace
Derailleur (Rear)	Shimano Dura-Ace
Fork material	Aero Crown Aluminum
Fork type	Kinesis

Other Specs of Co-Motion Expresso (13)

Component group sets	Shimano Dura-Ace
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	Not Available
Seat post extension	Not Available