Specialized ROCKHOPPER COMP FS 1998 VS Diamondback OCTANE 20 WOMENS 2011 specs comparison

Specialized Rockhopper Comp FS

General Infos

Model	Rockhopper Comp FS
Manufacturer	Specialized
Year of production	1998
Current price	Check price Here ==>
Color choice	-Warm silver
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.90 (inches) Specialized Dirt Master Comp Front: 26 X 1.90 (inches) Specialized Dirt Control Comp
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe DP-7 Plus Levers Dia-Compe VC-767 Brakes
Hubs for disc brakes	Q and R Q and R Rear: Ritchey Aluminum Front: Specialized Aluminum
Rims manufacturer	32-hole Rear: Ritchey Rock OCR Front: Ritchey Rock Comp
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Ritchey Nitanium
Frame type	TIG-welded
Handlebar construction	Ritchey ForceLite
Handlebar extender	Optional
Handlebar stem details	Specialized Aluminum
Headset size	1 1/8 (inches) Threadless Ritchey Logic

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Specialized Sealed Cartridge
Crankset parts and sizes	22/32/42 Teeth Specialized Strong Arm Comp
Gear shift levers	Shimano Rapidfire
Rear gear set	11 - 32 Teeth 8-speed

Specialized Rockhopper Comp FS Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano STX-RC Top-swing
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	Answer Manitou Pro

Other Specs of Specialized Rockhopper Comp FS

Component group sets	Mountain Mix
Pedals details	Ritchey Logic
Rear shock absorber	Not Available
Saddle seat	Specialized Prolong Evolution Carbotech
Seat post extension	30.9 (millimeters) Diameter Ritchey Expert

Diamondback Octane 20 Womens

General Infos

Model	Octane 20 Womens
Manufacturer	Diamondback
Year of production	2011
Current price	Check price Here ==>
Color choice	- purple -Green
Sizes	- Jr. MTN 20 (inches)

Wheels And Breaking System

Bike front tire	20 X 2.0 (inches) Jr. ATB Knobby
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Alloy Linear With Reach Adjust Levers Alloy Linear Brakes
Hubs for disc brakes	Nutted
Rims manufacturer	36-hole R-1000 Alloy
Spoke nipples type	Not Available
Spoke wheel	14ga.

Frame and Body Specs

Frame materials	6061heat-treated Aluminum
Frame type	Aluminum
Handlebar construction	Steel Jr Riser 20.5 (inches) Wide X 1 (inches) Rise
Handlebar extender	Optional
Handlebar stem details	Alloy Quill
Headset size	1 1/8 (inches) Threaded

Gearing Specifications

Bicycle chain	KMC Z51
Bottom bracket shell width	Not Available
Bottom bracket type	Loose Ball
Crankset parts and sizes	40T Teeth 1-piece
Gear shift levers	Shimano Revo Twist
Rear gear set	14 - 28 Teeth 6-speed

Diamondback Octane 20 Womens Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Shimano TZ-50
Fork material	Not Available
Fork type	30 (millimeters) Travel Trail XC

Other Specs of Diamondback Octane 20 Womens

Component group sets	Mountain Mix
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	Jr ATB 2 Panel
Seat post extension	25.4 (millimeters) Diameter Steel Pillar