Kona BLAST 2002 VS Specialized HARDROCK 2009 specs comparison

Kona Blast

General Infos

Model	Blast
Manufacturer	Kona
Year of production	2002
Current price	Check price Here ==>
Color choice	- Red and White -Red
Sizes	- 14 (inches) - 16 (inches) - 18 (inches) - 19 (inches) - 20 (inches) - 21 (inches)
Sizes	- 14 (inches) - 16 (inches) - 18 (inches) - 19 (inches) - 20 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Tioga Terra Firma
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro 352A Levers Tektro 829A Brakes
Hubs for disc brakes	Rear: Shimano QR Front: Joe's QR
Rims manufacturer	Mavic X139
Spoke nipples type	Brass Nipples
Spoke wheel	15ga. Front and 14ga. Rear Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Double-butted 6061 T6 Aluminum
Frame type	TIG-welded
Handlebar construction	Kalloy Aluminum Riser
Handlebar extender	Optional
Handlebar stem details	Kona Control
Headset size	Aheadset STS

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG53
Bottom bracket shell width	Not Available
Bottom bracket type	VP Cartridge
Crankset parts and sizes	24/32/42 Teeth TruVativ Five D
Gear shift levers	Shimano SL-MC-20
Rear gear set	11 - 30 Teeth 8-speed

Kona Blast Fork System Data

Derailleur (Front)	Shimano Acera X
Derailleur (Rear)	Shimano Deore
Fork material	Single Triple-clamp Crown Aluminum
Fork type	3.15 (inches) Travel Rock Shox Judy TT

Other Specs of Kona Blast

Component group sets	Mountain Mix
Pedals details	Wellgo MTB With Clips And Straps
Rear shock absorber	Not Available
Saddle seat	SDG Comfort Comp
Seat post extension	Kona Thumb

Specialized Hardrock

General Infos

Model	Hardrock
Manufacturer	Specialized
Year of production	2009
Current price	Check price Here ==>
Color choice	- Gloss Blue - Gloss Yellow -Gloss Black
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Specialized Fast Trak LK Sport
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-50 Levers Alloy Linear Pull Brakes
Hubs for disc brakes	Specialized Forged Alloy
Rims manufacturer	32-hole Alex Z-1000
Spoke nipples type	Brass Nipples
Spoke wheel	15ga. Stainless Steel

Frame and Body Specs

Frame materials	Specialized A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Hi-Ten Low Riser
Handlebar extender	Optional
Handlebar stem details	Specialized Forged Alloy
Headset size	1 1/8 (inches) Specialized Loose Ball

Gearing Specifications

Bicycle chain	KMC Z7
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	122.5 (millimeters) Spindle FSA BB-7420
Crankset parts and sizes	24/34/42 Teeth Shimano FC-M191 With Chainguard
Gear shift levers	Shimano EF-50
Rear gear set	14 - 34 Teeth 7-speed

Specialized Hardrock Fork System Data

Derailleur (Front)	Shimano C050
Derailleur (Rear)	Shimano Altus
Fork material	Single Crown Hi-tensile Steel and alloy
Fork type	80 (millimeters) Travel SR Suntour SF8-XCT-V2

Other Specs of Specialized Hardrock

Component group sets	Shimano Mix
Pedals details	Plastic Body Steel Cage
Rear shock absorber	Not Available
Saddle seat	Specialized XC Body Geometry
Seat post extension	30.9 (millimeters) Diameter Micro Adjust Specialized Alloy Two Bolt