Rocky Mountain RC 30 2010 VS Specialized SIRRUS PRO 2009 specs comparison

Rocky Mountain RC 30

General Infos

Model	RC 30
Manufacturer	Rocky Mountain
Year of production	2010
Current price	Check price Here ==>
Color choice	-Black
Sizes	- 40cm (centimeters) - 45.5cm (centimeters) - 50cm (centimeters) - 55.5cm (centimeters) - 58cm (centimeters)
Sizes	- 40cm (centimeters) - 45.5cm (centimeters) - 50cm (centimeters) - 55.5cm (centimeters) - 58cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 32c Kenda Kwick Roller Sport
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano ST-221 Levers Tektro 837AL V-brake Brakes
Hubs for disc brakes	Wheeltech Disc Super Sealed With Alloy QR
Rims manufacturer	Alex DC-19
Spoke nipples type	Not Available
Spoke wheel	Aero Stainless

Frame and Body Specs

Frame materials	RMB Form 7005 Alloy Super Triple Butted With Delta Moulding
Frame type	TIG-welded and bonded
Handlebar construction	620 (millimeters) X 20 (millimeters) FSA XC 300
Handlebar extender	Optional
Handlebar stem details	RMB 7-degree Flip and flop
Headset size	FSA

Gearing Specifications

Bicycle chain	Shimano HG50
Bottom bracket shell width	Not Available
Bottom bracket type	Cartridge TH 7420
Crankset parts and sizes	30/42/52 Teeth RMB RM-S52 Alloy Arm
Gear shift levers	Shimano ST-221
Rear gear set	11 - 32 Teeth 8-speed

Rocky Mountain RC 30 Fork System Data

Derailleur (Front)	Braze-on With 34.9 Clamp Adaptor Micor-Shift FD-439
Derailleur (Rear)	Shimano Deore
Fork material	Unicrown Crown Alloy
Fork type	Not Available

Other Specs of Rocky Mountain RC 30

Component group sets	Flat Bar Road Mix
Pedals details	VP 990S Steel Cage
Rear shock absorber	Not Available
Saddle seat	Rocky Mountain
Seat post extension	31.6 (millimeters) Diameter RMB

Specialized Sirrus Pro

General Infos

Model	Sirrus Pro
Manufacturer	Specialized
Year of production	2009
Current price	Check price Here ==>
Color choice	-Gloss Carbon and Charcoal
Sizes	- 49cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 61cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 28c Specialized All Condition Armadillo Elite
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Avid FR-5 Levers Forged Alloy Linear Pull Brakes
Hubs for disc brakes	Shimano RS-10
Rims manufacturer	Shimano RS-10
Spoke nipples type	Not Available
Spoke wheel	Bladed Stainless Steel

Frame and Body Specs

Frame materials	Specialized FACT 9m Carbon Az1 With Zertz Inserts
Frame type	Bonded and monocoque
Handlebar construction	Specialized Carbon Wrap Flat Bar
Handlebar extender	Optional
Handlebar stem details	Specialized Pro-Set
Headset size	1 1/8 (inches) Specialized Mindset Plus

Gearing Specifications

Bicycle chain	SRAM 1050R
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	SRAM GXP
Crankset parts and sizes	34/50 Teeth SRAM Rival
Gear shift levers	SRAM Double Tap 10spd Flat-bar
Rear gear set	11 - 28 Teeth 10-speed

Specialized Sirrus Pro Fork System Data

Derailleur (Front)	SRAM Rival
Derailleur (Rear)	SRAM Rival
Fork material	Aero Crown Carbon and zertz
Fork type	Specialized FACT

Other Specs of Specialized Sirrus Pro

Component group sets	SRAM Mix
Pedals details	Alloy With Toe Clips And Strap
Rear shock absorber	Not Available
Saddle seat	Specialized BG Toupé Gel
Seat post extension	27.2 (millimeters) Diameter Specialized Pro SL