Nirve CM-1 2003 VS Specialized ROCKHOPPER PRO 29ER 2011 specs comparison

Nirve CM-1

General Infos

Model	CM-1
Manufacturer	Nirve
Year of production	2003
Current price	Check price Here ==>
Color choice	-Blue
Sizes	- 16 (inches) - 18 (inches) - 20 (inches) - womens 14 (inches) - womens 16 (inches)
Sizes	- 16 (inches) - 18 (inches) - 20 (inches) - womens 14 (inches) - womens 16 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Kenda Komfort
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro Aluminum Levers Tektro Linear-pull Brakes
Hubs for disc brakes	Q and R Aluminum
Rims manufacturer	36-hole Aluminum
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	6061 T6 Aluminum
Frame type	TIG-welded
Handlebar construction	Rise Steel
Handlebar extender	Optional
Handlebar stem details	Quill Steel
Headset size	1 1/8 (inches) Threaded Steel

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC Z51
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Semi-cartridge
Crankset parts and sizes	28/38/48 Teeth Sun Race M40
Gear shift levers	SunRace M40 Twist
Rear gear set	13 - 34 Teeth 7-speed

Nirve CM-1 Fork System Data

Derailleur (Front)	Shimano Tourney
Derailleur (Rear)	Shimano Tourney Megarange
Fork material	Single Crown Aluminum
Fork type	50 (millimeters) Travel In-Sync Exceed 220

Other Specs of Nirve CM-1

Component group sets	Mountain Mix
Pedals details	Platform
Rear shock absorber	Not Available
Saddle seat	Nirve Pillowtop
Seat post extension	27.2 (millimeters) Diameter Aluminum

Specialized Rockhopper Pro 29er

General Infos

Model	Rockhopper Pro 29er
Manufacturer	Specialized
Year of production	2011
Current price	Check price Here ==>
Color choice	-Wht and Blk
Sizes	- 15.5 (inches) - 17.5 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	29 X 2.0 (inches) Specialized The Captain Control
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Avid Juicy 3 SL Levers Avid Juicy 3 SL Brakes
Hubs for disc brakes	Rear: Forged Alloy Mid Flange Front: Forged Alloy Hi and low Flange
Rims manufacturer	32-hole and 36-hole DT Swiss 485
Spoke nipples type	Not Available
Spoke wheel	14ga. Butted Stainless

Frame and Body Specs

Frame materials	Specialized M4SL Alloy
Frame type	TIG-welded
Handlebar construction	Butted Alloy Risebar
Handlebar extender	Optional
Handlebar stem details	3D Forged Alloy
Headset size	1 1/8 (inches) Threadless Campy Spec Integrated Sealed Cartridge Bearing

Gearing Specifications

Bicycle chain	KMC X9
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano BB ES25 Octalink
Crankset parts and sizes	22/32/44 Teeth Shimano FC-M521
Gear shift levers	Shimano SL-M590 Deore Trigger
Rear gear set	11 - 34 Teeth 9-speed

Specialized Rockhopper Pro 29er Fork System Data

Derailleur (Front)	34.9 (millimeters) Clamp Shimano Deore
Derailleur (Rear)	Shimano SLX
Fork material	Single Crown Alloy Steerer
Fork type	RockShox Recon Silver 29 SL

Other Specs of Specialized Rockhopper Pro 29er

Component group sets	Mountain Mix
Pedals details	Alloy
Rear shock absorber	Not Available
Saddle seat	Specialized Rockhopper XC
Seat post extension	30.9 (millimeters) Diameter Two-bolt Alloy Micro-Adjust