Kona UNIT 2-9 2007 VS Specialized ROCKHOPPER 1997 specs comparison

Kona Unit 2-9

General Infos

Model	Unit 2-9
Manufacturer	Kona
Year of production	2007
Current price	Check price Here ==>
Color choice	-Purple
Sizes	- 16 (inches) - 18 (inches) - 19 (inches) - 20 (inches) - 22 (inches)
Sizes	- 16 (inches) - 18 (inches) - 19 (inches) - 20 (inches) - 22 (inches)

Wheels And Breaking System

Bike front tire	29 X 2.10 (inches) Maxxis Ignitor 29x2.1
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Avid FR-5 Levers Avid BB-7 Disc Front and Avid BB-7 Disc Rear Brakes
Hubs for disc brakes	Rear: KK Single Speed Disc Front: KK Disc
Rims manufacturer	Sun CR-18
Spoke nipples type	Not Available
Spoke wheel	14ga. DT Swiss Stainless Steel

Frame and Body Specs

Frame materials	Dedacciai COM Butted Cromoly
Frame type	TIG-welded
Handlebar construction	Easton EA30 OS
Handlebar extender	Optional
Handlebar stem details	Easton EA30 OS
Headset size	1 1/8 (inches) Threadless TH

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC Z610
Bottom bracket shell width	Not Available
Bottom bracket type	FSA Mega EXO
Crankset parts and sizes	34 Teeth FSA V-Drive Mega EXO SS
Gear shift levers	Not Available
Rear gear set	18 Teeth 1-speed

Kona Unit 2-9 Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Unicrown Crown Steel
Fork type	Kona Project Two 29er Disc

Other Specs of Kona Unit 2-9

Component group sets	Single Speed Mix
Pedals details	Shimano PD-M505 Clipless
Rear shock absorber	Not Available
Saddle seat	WTB Laser V Comp
Seat post extension	Easton EA30

Specialized Rockhopper

General Infos

Model	Rockhopper
Manufacturer	Specialized
Year of production	1997
Current price	Check price Here ==>
Color choice	- red -Dark blue
Sizes	- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.90 (inches) Specialized Team Master Front: 26 X 2.00 (inches) Specialized Team Control
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe DP-7 Levers Dia-Compe Direct Pull Brakes
Hubs for disc brakes	Q and R Rear: Shimano Cassette Front: SBC Aluminum Quick Release
Rims manufacturer	32-hole Ritchey Rock SCX
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Double-butted SBC DirectDrive Light Chromoly
Frame type	TIG-welded
Handlebar construction	SBC Aluminum
Handlebar extender	Optional
Handlebar stem details	SBC Aluminum
Headset size	1 1/8 (inches) Threadless Tange

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	SBC Sealed Cartridge
Crankset parts and sizes	22/32/42 Teeth SBC Son Of Strongarm
Gear shift levers	Grip Shift SRT-400i
Rear gear set	11 - 30 Teeth 7-speed

Specialized Rockhopper Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Alivio Top-swing
Derailleur (Rear)	Shimano STX
Fork material	Unicrown Crown SBC DirectDrive Chromoly
Fork type	SBC

Other Specs of Specialized Rockhopper

Component group sets	Not Available
Pedals details	Resin Body With Clips & Straps Aluminum Cage
Rear shock absorber	Not Available
Saddle seat	Specialized Prolong Evolution Carbotech
Seat post extension	30.4 (millimeters) Diameter Aluminum Micro-adjust