Kona BLAST 2002 VS Specialized HARDROCK SPORT DISC 29 2011 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 Sport Disc 29

General Infos

Model	Hardrock Sport Disc 29
Manufacturer	Specialized
Year of production	2011
Current price	Check price Here ==>
Color choice	- Wht and Brn -Blk
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 Fast Track LK Sport
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Alloy Levers Avid BB5 Mechanical Disc Brakes
Hubs for disc brakes	Rear: Forged Alloy Mid Flange Front: Forged Alloy Hi and low Flange
Rims manufacturer	36-hole Alex RHD 29 (inches)
Spoke nipples type	Not Available
Spoke wheel	14ga. Butted Stainless

Frame and Body Specs

Frame materials	Specialized A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	Alloy Rise
Handlebar extender	Optional
Handlebar stem details	3D Forged Alloy
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	KMC X8
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	118 (millimeters) Spindle Shimano BB ES25 Octalink
Crankset parts and sizes	22/32/42 Teeth SR Suntour
Gear shift levers	SRAM X.4
Rear gear set	11 - 32 Teeth 8-speed

Specialized Hardrock Sport Disc 29 Fork System Data

Derailleur (Front)	34.9 (millimeters) Clamp Shimano Atlus
Derailleur (Rear)	SRAM X.4
Fork material	Single
Fork type	80 (millimeters) SR Suntour SF11

Other Specs of Specialized Hardrock Sport Disc 29

Component group sets	Mountain Mix
Pedals details	Composite Platform
Rear shock absorber	Not Available
Saddle seat	Specialized XC
Seat post extension	30.9 (millimeters) Diameter Two-bolt Alloy Micro-Adjust