Jamis KROMO 2009 VS Giant BOULDER KNOBBY 2007 specs comparison

Jamis Kromo

General Infos

Model	Kromo
Manufacturer	Jamis
Year of production	2009
Current price	Check price Here ==>
Color choice	-Ghost Blue
Sizes	- Medium - large
Sizes	- Medium - large

Wheels And Breaking System

Bike front tire	26 X 2.30 (inches) Kenda K-Rad
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Hayes Stroker Ryde Hydraulic Levers Hayes Stroker Ryde With 160 (millimeters) Rotor Front and Hayes Stroker Ryde With 140 (millimeters) Rotor Rear Brakes
Hubs for disc brakes	Formula Alloy Disc
Rims manufacturer	32-hole Alienation Black Sheep
Spoke nipples type	Not Available
Spoke wheel	14ga. WTB Stainless

Frame and Body Specs

Frame materials	4130 chromoly c
Frame type	TIG-welded
Handlebar construction	Syncros FR38 6061 Riser
Handlebar extender	Optional
Handlebar stem details	Syncros FR50 31.8 (millimeters)
Headset size	1 1/8 (inches) Aheadset

Gearing Specifications

Bicycle chain	KMC Z410
Bottom bracket shell width	Not Available
Bottom bracket type	Chromoly Spline
Crankset parts and sizes	28 Teeth 4130 Chromoly
Gear shift levers	Not Available
Rear gear set	14 Teeth 1-speed

Jamis Kromo Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Single Crown Magnesium and cr-mo
Fork type	100 (millimeters) Travel SR Duro Dirt Jump

Other Specs of Jamis Kromo

Component group sets	Dirt Jump Mix
Pedals details	Crank Brothers 5050
Rear shock absorber	Not Available
Saddle seat	Alienation Recliner Pivotal
Seat post extension	25.4 (millimeters) Diameter Alienation Billy Club Pivotal

Giant Boulder Knobby

General Infos

Model	Boulder Knobby
Manufacturer	Giant
Year of production	2007
Current price	Check price Here ==>
Color choice	-Blue and Silver
Sizes	- 12.5 (inches) - 14 (inches) - 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) MTB
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-50 Levers Alloy Direct Pull Brakes
Hubs for disc brakes	Rear: Alloy Front: Alloy QR
Rims manufacturer	Alloy With Brushed Sidewalls
Spoke nipples type	Not Available
Spoke wheel	Stainless Steel

Frame and Body Specs

Frame materials	Chromoly
Frame type	TIG-welded
Handlebar construction	Steel 50 (millimeters) Rise
Handlebar extender	Optional
Handlebar stem details	Alloy
Headset size	Not Available

Gearing Specifications

Bicycle chain	KMC Z51
Bottom bracket shell width	Not Available
Bottom bracket type	Cartridge
Crankset parts and sizes	28/38/48 Teeth SR Suntour XCC-T208
Gear shift levers	Shimano EF-50
Rear gear set	14 - 34 Teeth 7-speed

Giant Boulder Knobby Fork System Data

Derailleur (Front)	Shimano C-102
Derailleur (Rear)	Shimano Altus
Fork material	Single Crown Steel
Fork type	80 (millimeters) Travel Spinner Grind 1

Other Specs of Giant Boulder Knobby

Component group sets	Mountain Mix
Pedals details	Nylon Platform
Rear shock absorber	Not Available
Saddle seat	Giant Groove Plus
Seat post extension	Alloy