Marin ROCK SPRINGS 2005 VS AMP Research B-4 ALL COUNTRY 2001 specs comparison

Marin Rock Springs

General Infos

Model	Rock Springs
Manufacturer	Marin
Year of production	2005
Current price	Check price Here ==>
Color choice	-Matte Coal Gray
Sizes	- 15.5 (inches) - 17.5 (inches) - 19 (inches)
Sizes	- 15.5 (inches) - 17.5 (inches) - 19 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.24 (inches) WTB MotoRaptor
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Hayes Levers Hayes HFX-9 Hydraulic Disc Brakes
Hubs for disc brakes	Shimano Disc
Rims manufacturer	32-hole Mavic XM 117
Spoke nipples type	Brass Nipples
Spoke wheel	15ga. Straight Gauge DT Swiss Stainless Steel

Frame and Body Specs

Frame materials	6061 T6 Aluminum
Frame type	TIG-welded
Handlebar construction	Aluminum
Handlebar extender	Optional
Handlebar stem details	FSA FR-230
Headset size	1 1/8 (inches) Threadless WTB Comp ST

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG53
Bottom bracket shell width	Not Available
Bottom bracket type	TruVativ Power Spline
Crankset parts and sizes	22/32/44 Teeth TruVativ Five-D
Gear shift levers	Shimano Deore
Rear gear set	11 - 32 Teeth 9-speed

Marin Rock Springs Fork System Data

Derailleur (Front)	Shimano Deore
Derailleur (Rear)	Shimano Deore
Fork material	Single Crown Aluminum and magnesium
Fork type	130 (millimeters) Travel Fox Vanilla R

Other Specs of Marin Rock Springs

Component group sets	Mountain Mix
Pedals details	Shimano PD-M520 SPD
Rear shock absorber	4 (inches) - 6 (inches) Adjustable Travel Fox Float R
Saddle seat	WTB Speed V Comp
Seat post extension	30.9 (millimeters) Diameter Aluminum Micro-adjust

AMP Research B-4 All Country

General Infos

Model	B-4 All Country
Manufacturer	AMP Research
Year of production	2001
Current price	Check price Here ==>
Color choice	- Red -Polished
Sizes	- Large - medium - small - xsmall

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.95 (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	Shimano Deore LX RapidFire SL Levers AMP D-1 Hydraulic Disc Brakes
Hubs for disc brakes	Rear: Shimano Deore LX Front: AMP Research D-1
Rims manufacturer	32-hole Sun Rims CR18
Spoke nipples type	Aluminum Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	Alcoa 6061 T6 Aluminum
Frame type	TIG-welded
Handlebar construction	Alloy MTB
Handlebar extender	Optional
Handlebar stem details	Aluminum
Headset size	1 1/8 (inches) Threadless Aheadset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG72
Bottom bracket shell width	American
Bottom bracket type	110 (millimeters) Spindle Shimano BB-ES70
Crankset parts and sizes	22/32/42 Teeth Shimano Deore LX
Gear shift levers	Shimano Deore LX RapidFire SL
Rear gear set	12 - 34 Teeth 9-speed

AMP Research B-4 All Country Fork System Data

Derailleur (Front)	Bottom-pull Clamp-on 1 3/8 (inches) Shimano Deore LX
Derailleur (Rear)	Shimano Deore LX SGS
Fork material	Linkage Crown Aluminum
Fork type	2.5 (inches) Travel AMP Research F-3 XC

Other Specs of AMP Research B-4 All Country

Component group sets	Shimano Deore LX
Pedals details	Alloy Platform
Rear shock absorber	3.0 (inches) Travel AMP Research
Saddle seat	Specialized
Seat post extension	31.6 (millimeters) Diameter Aluminum