AMP Research B-4 ALL COUNTRY XTR 2000 VS Caloi SIGMA FS 1998 specs comparison

AMP Research B-4 All Country XTR

General Infos

Model	B-4 All Country XTR
Manufacturer	AMP Research
Year of production	2000
Current price	Check price Here ==>
Color choice	- Red -Polished
Sizes	- Large - medium - small - xsmall
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 XTR Levers AMP D-1 Hydraulic Disc Brakes
Hubs for disc brakes	Rear: Shimano Deore XT Front: AMP Research D-1
Rims manufacturer	32-hole Sun Rims CR18
Spoke nipples type	Alloy 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	1.5 (inches) Rise Aluminum
Handlebar extender	Not Available
Handlebar stem details	Alloy
Headset size	1 1/8 (inches) Threadless Aheadset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-7700
Bottom bracket shell width	American
Bottom bracket type	112.5 (millimeters) Spindle Shimano BB-M952
Crankset parts and sizes	26/36/48 Teeth Shimano XTR M952
Gear shift levers	Shimano XTR RapidFire SL
Rear gear set	12 - 34 Teeth 9-speed

AMP Research B-4 All Country XTR Fork System Data

Derailleur (Front)	Bottom-pull Clamp-on 1 3/8 (inches) Shimano XTR
Derailleur (Rear)	Shimano XTR
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 XTR

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

Caloi Sigma FS

General Infos

Model	Sigma FS
Manufacturer	Caloi
Year of production	1998
Current price	Check price Here ==>
Color choice	- polished and yellow -Polished and blue
Sizes	- Medium

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.10 (inches) Maxxis Gluteus Front: 26 X 2.10 (inches) Maxxis Incisor
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro RBP-375A Levers Tektro 823 Linear-pull Brakes
Hubs for disc brakes	Shimano STX-RC
Rims manufacturer	32-hole Weinmann Zac 19
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Marwi Stainless Steel

Frame and Body Specs

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

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC Z-51
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-UN52
Crankset parts and sizes	22/32/42 Teeth Shimano STX
Gear shift levers	Shimano STX-RC RapidFire SL
Rear gear set	11 - 28 Teeth 8-speed

Caloi Sigma FS Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) Shimano STX Top-swing
Derailleur (Rear)	Shimano Deore LX SGS
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	Rock Shox Indy C

Other Specs of Caloi Sigma FS

Component group sets	Shimano STX-RC
Pedals details	Wellgo LU-974A
Rear shock absorber	3.5 (inches) Travel Rock Shox Deluxe
Saddle seat	Caloi Avante' SX
Seat post extension	27.0 (millimeters) Diameter Zoom Microset