Specialized ROCKHOPPER COMP 29ER 2011 VS Jamis CROSS COUNTRY SX 2001 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 SX

General Infos

Model	Cross Country SX
Manufacturer	Jamis
Year of production	2001
Current price	Check price Here ==>
Color choice	- Chrome-Plated -Blue
Sizes	- 12 (inches) - 14 (inches) - 14.5 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - womens 17.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Cheng Shin
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF28 Levers Tektro Linear-pull Brakes
Hubs for disc brakes	Q and R Aluminum
Rims manufacturer	36-hole Weinmann 519
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge Xingda Stainless Steel

Frame and Body Specs

Frame materials	7005 Aluminum With Replaceable Derailleur Hanger
Frame type	Brazed and welded
Handlebar construction	Jamis Hi-Rise
Handlebar extender	Not Available
Handlebar stem details	Jamis Hi-Rise
Headset size	1 1/8" c

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC UG-50
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	122.5 (millimeters) Spindle Sealed Three Piece
Crankset parts and sizes	24/34/42 Teeth Sakae CW-XR182PB
Gear shift levers	Shimano EF28 EZ Fire
Rear gear set	13 - 28 Teeth 7-speed

Jamis Cross Country SX Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) Shimano Acera Top-swing
Derailleur (Rear)	Shimano Acera
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	2.75 (inches) Travel Spinner

Other Specs of Jamis Cross Country SX

Component group sets	Mountain Mix
Pedals details	Wellgo LU-955A With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Jamis Trail Duo Density
Seat post extension	27.2 (millimeters) Diameter Trans X JD-555