Ibis SILK SL DURA-ACE 2011 VS Marin PORTOFINO 2011 specs comparison

Ibis Silk SL Dura-Ace

General Infos

Model	Silk SL Dura-Ace
Manufacturer	Ibis
Year of production	2011
Current price	Check price Here ==>
Color choice	- Siberian White -Matt Matte
Sizes	- 47cm (centimeters) - 50cm (centimeters) - 53cm (centimeters) - 55cm (centimeters) - 58cm (centimeters) - 61cm (centimeters)
Sizes	- 47cm (centimeters) - 50cm (centimeters) - 53cm (centimeters) - 55cm (centimeters) - 58cm (centimeters) - 61cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 23c Michelin Pro3Race
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Dura-Ace 7900 Levers Shimano Dura-Ace 7900 Brakes
Hubs for disc brakes	Easton EA90 SL
Rims manufacturer	Easton EA90 SL
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	High Modulus Carbon Fiber
Frame type	Monocoque
Handlebar construction	3T Ergonova Team
Handlebar extender	Not Available
Handlebar stem details	Ibis 3D Forged
Headset size	1 1/8 (inches) Cane Creek IS3i

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano Dura-Ace 7900
Crankset parts and sizes	53/39t Teeth Shimano Dura-Ace 7900
Gear shift levers	Shimano Dura-Ace 7900
Rear gear set	11 - 25 Teeth 10-speed

Ibis Silk SL Dura-Ace Fork System Data

Derailleur (Front)	Clamp On Shimano Dura-Ace 7900
Derailleur (Rear)	Shimano Dura-Ace 7900
Fork material	Carbon Fiber
Fork type	Easton EC90 SL CNT

Other Specs of Ibis Silk SL Dura-Ace

Component group sets	Shimano Dura-Ace
Pedals details	No Pedals
Rear shock absorber	Not Available
Saddle seat	Selle San Marco Zoncolan Ti
Seat post extension	31.6 (millimeters) Diameter 3T Doric Team

Marin Portofino

General Infos

Model	Portofino
Manufacturer	Marin
Year of production	2011
Current price	Check price Here ==>
Color choice	-Black and orange
Sizes	- Extra small - Small - Medium - Large

Wheels And Breaking System

Bike front tire	700 X 23c Kenda Koncept
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Integrated Levers Dual Pivot Brakes
Hubs for disc brakes	Formula
Rims manufacturer	28-hole and 32-hole Alex R450
Spoke nipples type	Not Available
Spoke wheel	15ga. WTB Stainless

Frame and Body Specs

Frame materials	6061 Double Butted Aluminum
Frame type	Aluminum
Handlebar construction	FSA Vero Compact
Handlebar extender	Optional
Handlebar stem details	Alloy Threadless
Headset size	1 1/8 (inches) Ritchey Logic Comp

Gearing Specifications

Bicycle chain	Shimano HG40
Bottom bracket shell width	Not Available
Bottom bracket type	Sealed Cartridge
Crankset parts and sizes	52/42/30t Teeth FSA Vero Triple
Gear shift levers	Shimano 2300 STI
Rear gear set	12 - 25 Teeth 8-speed

Marin Portofino Fork System Data

Derailleur (Front)	Shimano 2300
Derailleur (Rear)	Shimano Sora
Fork material	Carbon
Fork type	RFE Carbon

Other Specs of Marin Portofino

Component group sets	Shimano Mix
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	Marin Plush Road
Seat post extension	27.2 (millimeters) Diameter Alloy Micro Adjust