Specialized S-WORKS ROUBAIX SL3 DI2 2011 VS Felt B2 R 2010 specs comparison

Specialized S-Works Roubaix SL3 DI2

General Infos

Model	S-Works Roubaix SL3 DI2
Manufacturer	Specialized
Year of production	2011
Current price	Check price Here ==>
Color choice	-Carb and Carb
Sizes	- 49cm (inches) - 52cm (inches) - 54cm (inches) - 56cm (inches) - 58cm (inches) - cm (inches)
Sizes	- 49cm (inches) - 52cm (inches) - 54cm (inches) - 56cm (inches) - 58cm (inches) - cm (inches)

Wheels And Breaking System

Bike front tire	700 X 23c S-works Turbo Tubeless
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Dura-Ace Di2 Levers Shimano Dura-Ace Brakes
Hubs for disc brakes	Shimano Dura-Ace
Rims manufacturer	Shimano Dura-Ace Carbon Tubeless
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	S-works Roubaix FACT 11r
Frame type	Bonded and monocoque
Handlebar construction	S-works SL Carbon
Handlebar extender	Optional
Handlebar stem details	S-works 3D Forged
Headset size	1 3/8 (inches)-1 1/8 (inches)

Gearing Specifications

Bicycle chain	Shimano Dura-Ace
Bottom bracket shell width	Not Available
Bottom bracket type	OS Integrated
Crankset parts and sizes	34/50 Teeth S-works SL FACT Carbon
Gear shift levers	Shimano Dura-Ace Di2
Rear gear set	11 - 27 Teeth 10-speed

Specialized S-Works Roubaix SL3 DI2 Fork System Data

Derailleur (Front)	Braze-on Shimano Dura-Ace Di2
Derailleur (Rear)	Shimano Dura-Ace Di2
Fork material	Aero Crown Full Carbon
Fork type	S-Works FACT Carbon Monocoque

Other Specs of Specialized S-Works Roubaix SL3 DI2

Component group sets	Shimano Dura-Ace Di2
Pedals details	Resin Test Ride Pedals
Rear shock absorber	Not Available
Saddle seat	Body Geometry Avatar Team
Seat post extension	27.2 (millimeters) Diameter S-Works FACT Carbon

Felt B2 R

General Infos

Model	B2 R
Manufacturer	Felt
Year of production	2010
Current price	Check price Here ==>
Color choice	-Gloss Navy and Clear
Sizes	- 650c x 48 (centimeters) - 50cm (centimeters) - 700c x 52 (centimeters) - 54 (centimeters) - 56 (centimeters) - 58 (centimeters) - 60cm (centimeters)

Wheels And Breaking System

Bike front tire	650/700 X 23c Vittoria Rubino Pro
Bike rear tire	Not Available
Bike wheel size	650c and 700c Wheels
Brakeset type	SRAM Levers Superlight Dual Pivot Brakes
Hubs for disc brakes	FELT TTR-2 Sealed With Ti QR
Rims manufacturer	18-hole and 21-hole Felt TTR-2 ALU Deep Section
Spoke nipples type	Not Available
Spoke wheel	Aero Bladed DT

Frame and Body Specs

Frame materials	Felt Tri Specific UHC Carbon Fiber
Frame type	Monocoque
Handlebar construction	Felt Bayonet 6061 T6 420 (millimeters) Base Bar
Handlebar extender	Integrated Adjustable UHC Extensions
Handlebar stem details	Felt Bayonet II Integrated
Headset size	1 (inches) Integrated FELT Bayonet

Gearing Specifications

Bicycle chain	SRAM 10-speed
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	SRAM Compatible External
Crankset parts and sizes	39/53 Teeth SRAM Red
Gear shift levers	SRAM Aero Double Tap Bar End
Rear gear set	12 - 25 Teeth 10-speed

Felt B2 R Fork System Data

Derailleur (Front)	Braze-on SRAM Red
Derailleur (Rear)	SRAM Red
Fork material	Carbon Fiber
Fork type	Felt Bayonet II UHC

Other Specs of Felt B2 R

Component group sets	SRAM Red Mix
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	FELT 3.2 TT and Tri Saddle With CroMo Rails
Seat post extension	FELT 3.1 UHM Bladed Carbon