Specialized ROCKHOPPER COMP 29ER 2011 VS Jamis CROSS COUNTRY 3.0 2007 specs comparison

Specialized Rockhopper Comp 29er

General Infos

Model	Rockhopper Comp 29er
Manufacturer	Specialized
Year of production	2011
Current price	Check price Here ==>
Color choice	- Blu and Blk -Blk and Wht
Sizes	- 15.5 (inches) - 17.5 (inches) - 19 (inches) - 21 (inches) - 23 (inches)
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 Sport
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Tektro Draco Levers Tektro Draco Brakes
Hubs for disc brakes	Rear: Forged Alloy Mid Flange Front: Forged Alloy Hi and low Flange
Rims manufacturer	32-hole and 36-hole Alex RHD 29 (inches)
Spoke nipples type	Not Available
Spoke wheel	14ga. Butted Stainless

Frame and Body Specs

Frame materials	Specialized M4 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

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-M430-8
Gear shift levers	Shimano Alivio SL
Rear gear set	11 - 34 Teeth 9-speed

Specialized Rockhopper Comp 29er Fork System Data

Derailleur (Front)	34.9 (millimeters) Clamp Shimano Alivio
Derailleur (Rear)	Shimano Alivio
Fork material	Single Crown Alloy Steerer
Fork type	SR Suntour SF11

Other Specs of Specialized Rockhopper Comp 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

Jamis Cross Country 3.0

General Infos

Model	Cross Country 3.0
Manufacturer	Jamis
Year of production	2007
Current price	Check price Here ==>
Color choice	- Sandstone -Le Mans Blue
Sizes	- 12” - 14” - 15.5” - 17” - 19” - 21”

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) CST Racing Knobby
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro ML-330 Levers Tektro Forged Alloy Direct Pull Brakes
Hubs for disc brakes	Formula Alloy Sealed QR
Rims manufacturer	32-hole Rear: Weinmann Zac 19 Front: Weinmann ZAC19
Spoke nipples type	Not Available
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	6061 Aluminum c
Frame type	TIG-welded
Handlebar construction	Jamis Riser
Handlebar extender	Optional
Handlebar stem details	Jamis Alloy
Headset size	1 1/8 (inches) Threadless Tange TG-4

Gearing Specifications

Bicycle chain	KMC Z9000
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	113 (millimeters) Spindle Shimano ES25
Crankset parts and sizes	Shimano M442
Gear shift levers	Shimano Deore
Rear gear set	11 - 32 Teeth 9-speed

Jamis Cross Country 3.0 Fork System Data

Derailleur (Front)	31.8 (millimeters) Clamp SR XCR-504
Derailleur (Rear)	Shimano Deore
Fork material	Single Crown Aluminum and magnesium and steel
Fork type	80 (millimeters) RST Omega T7

Other Specs of Jamis Cross Country 3.0

Component group sets	Shimano Deore
Pedals details	ATB Platform
Rear shock absorber	Not Available
Saddle seat	Jamis ATB
Seat post extension	27.2 (millimeters) Diameter Jamis Alloy Micro-adjust