Rocky Mountain ETSX-50 2003 VS AMP Research B4 F4BLT CARBON 1998 specs comparison

Rocky Mountain ETSX-50

General Infos

Model	ETSX-50
Manufacturer	Rocky Mountain
Year of production	2003
Current price	Check price Here ==>
Color choice	-Yellow and Anthracite
Sizes	- 15 (inches) - 16.5 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches)
Sizes	- 15 (inches) - 16.5 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Hutchinson Python Air Light
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore Hydraulic Levers Shimano Deore M525 Hydraulic Disc Brakes
Hubs for disc brakes	Shimano Deore Disc
Rims manufacturer	32-hole Mavic X223 Disc
Spoke nipples type	Aluminum Nipples
Spoke wheel	14ga. Double-butted DT Stainless Steel

Frame and Body Specs

Frame materials	Easton RAD
Frame type	TIG-welded
Handlebar construction	Race Face Prodigy
Handlebar extender	Not Available
Handlebar stem details	Race Face Prodigy
Headset size	1 1/8 (inches) Threadless Ritchey Logic

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG73
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Race Face Evolve XC
Crankset parts and sizes	22/32/44 Teeth Race Face Turbine LP
Gear shift levers	Shimano Deore LX RapidFire
Rear gear set	11 - 34 Teeth 9-speed

Rocky Mountain ETSX-50 Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) Shimano Deore LX
Derailleur (Rear)	Shimano Deore XT GS
Fork material	Single Crown Aluminum
Fork type	4.0 (inches) Travel FOX Float R

Other Specs of Rocky Mountain ETSX-50

Component group sets	Mountain Mix
Pedals details	Shimano PD-M515 SPD
Rear shock absorber	3.5 (inches) - 4.5 (inches) Adjustable Travel Fox Float RL
Saddle seat	Selle Italia Custom Onda
Seat post extension	26.8 (millimeters) Diameter Race Face XY

AMP Research B4 F4BLT Carbon

General Infos

Model	B4 F4BLT Carbon
Manufacturer	AMP Research
Year of production	1998
Current price	Check price Here ==>
Color choice	- Candy Apple Red -Ball-Burnished
Sizes	- Large - medium - small - xsmall

Wheels And Breaking System

Bike front tire	Optional
Bike rear tire	Not Available
Bike wheel size	Optional Wheels
Brakeset type	Shimano Deore XT Levers AMP D1 Hydraulic Disc Brake System Brakes
Hubs for disc brakes	Rear: Shimano Deore XT Front: AMP Research
Rims manufacturer	Mavic 238
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Carbon Fiber Rear Triangle Alcoa 6013 T6 Aluminum
Frame type	TIG-welded
Handlebar construction	Control Tech Aluminum
Handlebar extender	Optional
Handlebar stem details	Control Tech
Headset size	1 1/8 (inches) Threadless Aheadset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG70
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano BB-UN72
Crankset parts and sizes	22/32/42 Teeth Shimano Deore XT
Gear shift levers	Shimano Deore XT RapidFire SL
Rear gear set	11 - 28 Teeth 8-speed

AMP Research B4 F4BLT Carbon Fork System Data

Derailleur (Front)	Top-pull Shimano Deore XT
Derailleur (Rear)	Shimano Deore XT
Fork material	Linkage Crown Aluminum and carbon Fiber
Fork type	AMP Research F4BLT

Other Specs of AMP Research B4 F4BLT Carbon

Component group sets	Shimano Deore XT
Pedals details	Optional
Rear shock absorber	3.0 (inches) Travel AMP Research
Saddle seat	Vetta TT
Seat post extension	31.6 (millimeters) Diameter Control Tech Or Thomson