Rocky Mountain OXYGEN 50 AC 2010 VS Kestrel KM40 AIRFOIL W/ DURA ACE AERO 2000 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

Kestrel KM40 Airfoil w/ Dura Ace aero

General Infos

Model	KM40 Airfoil w/ Dura Ace aero
Manufacturer	Kestrel
Year of production	2000
Current price	Check price Here ==>
Color choice	- black -Red
Sizes	- 52cm (centimeters) - 56cm (centimeters)

Wheels And Breaking System

Bike front tire	650 X 23c Continental Grand Prix 3000 Kevlar
Bike rear tire	Not Available
Bike wheel size	650c Wheels
Brakeset type	Dia-Compe 188 TRI Levers Cane Creek BRS200 SL Brakes
Hubs for disc brakes	Shimano Dura-Ace
Rims manufacturer	32-hole Mavic CXP 21
Spoke nipples type	Alloy Nipples
Spoke wheel	1.8 (millimeters) Double-butted Wheelsmith XL Stainless Steel

Frame and Body Specs

Frame materials	Carbon Fiber Composite
Frame type	Monocoque
Handlebar construction	Syntace Stratos 200
Handlebar extender	Syntace C-2
Handlebar stem details	Profile H20
Headset size	1 (inches) Shimano Dura-Ace

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-7700
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	109.5 (millimeters) Spindle Shimano BB-7700
Crankset parts and sizes	42/56 Teeth Shimano Dura-Ace
Gear shift levers	Shimano Bar-end
Rear gear set	12 - 21 Teeth 9-speed

Kestrel KM40 Airfoil w/ Dura Ace aero Fork System Data

Derailleur (Front)	Braze-on Shimano Dura-Ace
Derailleur (Rear)	Shimano Dura-Ace
Fork material	Unicrown Crown Carbon Fiber Composite
Fork type	Kestrel EMS

Other Specs of Kestrel KM40 Airfoil w/ Dura Ace aero

Component group sets	Shimano Dura-Ace
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Selle Italia Flite
Seat post extension	27.2 (millimeters) Diameter American Classic