AMP Research B4 F3XC CARBON (03) 1998 VS K2 PROFLEX 2000 1998 specs comparison

AMP Research B4 F3XC Carbon (03)

General Infos

Model	B4 F3XC Carbon (03)
Manufacturer	AMP Research
Year of production	1998
Current price	Check price Here ==>
Color choice	- Candy Apple Red -Ball-Burnished
Sizes	- Large - medium - small - xsmall
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 STX Levers Shimano STX Cantilever Brakes
Hubs for disc brakes	Shimano STX
Rims manufacturer	Mavic 238
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alcoa Alcalyte 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-IG51
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano BB-LP26
Crankset parts and sizes	22/32/42 Teeth Shimano STX
Gear shift levers	Shimano STX RapidFire SL
Rear gear set	11 - 28 Teeth 8-speed

AMP Research B4 F3XC Carbon (03) Fork System Data

Derailleur (Front)	Top-pull Shimano STX Top-swing
Derailleur (Rear)	Shimano STX
Fork material	Linkage Crown Aluminum and carbon Fiber
Fork type	AMP Research F3 XC

Other Specs of AMP Research B4 F3XC Carbon (03)

Component group sets	Shimano STX
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

K2 ProFlex 2000

General Infos

Model	ProFlex 2000
Manufacturer	K2
Year of production	1998
Current price	Check price Here ==>
Color choice	- grey -Copper
Sizes	- Large - medium - small - way big

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.95 (inches) Panaracer Duster II Front: 26 X 2.10 (inches) Panaracer Duster II
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano STX-RC Levers Shimano STX-RC V-Brake Brakes
Hubs for disc brakes	Rear: Shimano STX-RC Front: Shimano STX
Rims manufacturer	32-hole Sun Rims CR18
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge Chung Nan Stainless Steel

Frame and Body Specs

Frame materials	Easton ProGram Elite Double-butted
Frame type	TIG-welded
Handlebar construction	Titec Enduro
Handlebar extender	Polygon
Handlebar stem details	Aluminum
Headset size	1 1/8 (inches) Threadless Aheadset Kontak AL-2

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs PC-51
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Shimano BB-LP26
Crankset parts and sizes	22/32/42 Teeth Shimano STX-RC
Gear shift levers	Shimano STX-RC RapidFire SL
Rear gear set	11 - 30 Teeth 8-speed

K2 ProFlex 2000 Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano STX-RC Top-swing
Derailleur (Rear)	Shimano Deore LX SGS
Fork material	Linkage Crown 6061-T6 Aluminum
Fork type	Noleen Cross-Link EXP With NR-1

Other Specs of K2 ProFlex 2000

Component group sets	Shimano STX-RC
Pedals details	K2 Mag C
Rear shock absorber	3.5 (inches) Travel Noleen NR-1
Saddle seat	Selle Royal
Seat post extension	27.2 (millimeters) Diameter Polygon PM-312