Specialized ROCKHOPPER EXPERT 29ER 2011 VS Signature MT. ST. HELENS CA 21 1996 specs comparison

Specialized Rockhopper Expert 29er

General Infos

Model	Rockhopper Expert 29er
Manufacturer	Specialized
Year of production	2011
Current price	Check price Here ==>
Color choice	-Blk and Gry
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 Control
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Shimano BR-M505 Levers Shimano BR-M505 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 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-M430-8
Gear shift levers	Shimano SL-M590 Deore Trigger
Rear gear set	11 - 34 Teeth 9-speed

Specialized Rockhopper Expert 29er Fork System Data

Derailleur (Front)	34.9 (millimeters) Bottom Swing Top Pull Shimano Alivio
Derailleur (Rear)	Shimano Deore 9sp Shadow Long Cage
Fork material	Single Crown Alloy Steerer
Fork type	RockShox Tora TK 29 SL

Other Specs of Specialized Rockhopper Expert 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

Signature Mt. St. Helens CA 21

General Infos

Model	Mt. St. Helens CA 21
Manufacturer	Signature
Year of production	1996
Current price	Check price Here ==>
Color choice	-Blue fade
Sizes	- 14 (inches) - 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.90 (inches) Hutchinson
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Signature Alloy Levers Signature Alloy Brakes
Hubs for disc brakes	Not Available
Rims manufacturer	32-hole Rigida LASER
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Ta Sen Stainless Steel

Frame and Body Specs

Frame materials	Carbon Thermoplastic
Frame type	Bonded Carbon Fiber
Handlebar construction	Alloy
Handlebar extender	Alloy
Handlebar stem details	Chromoly
Headset size	1 1/8 (inches) Threadless Victor VP-H100

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Taya TB-500
Bottom bracket shell width	73 (millimeters) Threadless
Bottom bracket type	113 (millimeters) Spindle YST
Crankset parts and sizes	24/34/42 Teeth Cyclone Alloy SQS Plus
Gear shift levers	Grip Shift SRT-300i
Rear gear set	11 - 28 Teeth 7-speed

Signature Mt. St. Helens CA 21 Fork System Data

Derailleur (Front)	Top-pull and clamp-on 35.0 (millimeters) Shimano STX
Derailleur (Rear)	Shimano AceraX
Fork material	Triple-clamp Crown Aluminum and chromoly
Fork type	Ross

Other Specs of Signature Mt. St. Helens CA 21

Component group sets	Shimano AceraX
Pedals details	Steel Cage With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Selle Master
Seat post extension	27.0 (millimeters) Diameter Alloy Micro-adjust