Caloi SIGMA 1995 VS Specialized ROCKHOPPER 1998 specs comparison

Caloi Sigma

General Infos

Model	Sigma
Manufacturer	Caloi
Year of production	1995
Current price	Check price Here ==>
Color choice	- dark blue - polished - purple - red -Copper
Sizes	- 15 (inches) - 17 (inches) - 19 (inches)
Sizes	- 15 (inches) - 17 (inches) - 19 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches)
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano STX-RC Levers Shimano STX-RC M-System Brakes
Hubs for disc brakes	Shimano STX-RC
Rims manufacturer	Rigida LASER
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Alcoa 6061 T6 Aluminum
Frame type	Welded Aluminum
Handlebar construction	6061 T6 Aluminum
Handlebar extender	Caloi System Control
Handlebar stem details	Kalloy Alloy
Headset size	1 1/8 (inches) Dia-Compe S Series Aheadset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG90
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	22/32/42 Teeth Shimano STX-RC
Gear shift levers	Shimano STX-RC RapidFire Plus
Rear gear set	11 - 28 Teeth 7-speed

Caloi Sigma Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) Shimano STX-RC
Derailleur (Rear)	Shimano STX-RC
Fork material	Unicrown Crown Chromoly
Fork type	Caloi

Other Specs of Caloi Sigma

Component group sets	Shimano STX-RC
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	Velo Titanium Rails
Seat post extension	27.0 (millimeters) Diameter Caloi System Control

Specialized Rockhopper

General Infos

Model	Rockhopper
Manufacturer	Specialized
Year of production	1998
Current price	Check price Here ==>
Color choice	- dark blue -Brushed steel
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.90 (inches) Specialized Dirt Control
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe DP-7N Levers Dia-Compe VC-757 Brakes
Hubs for disc brakes	Q and R Rear: Ritchey Aluminum Quick Release Front: Specialized Aluminum
Rims manufacturer	32-hole Rear: Ritchey Rock OCR Front: Ritchey Rock SCX
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Ritchey Nitanium
Frame type	TIG-welded
Handlebar construction	Specialized Aluminum
Handlebar extender	Optional
Handlebar stem details	Specialized Aluminum
Headset size	1 1/8 (inches) Threadless Ritchey Logic

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Specialized Sealed Cartridge
Crankset parts and sizes	22/32/42 Teeth Specialized Strong Arm Expert
Gear shift levers	Grip Shift SRT-600
Rear gear set	11 - 32 Teeth 8-speed

Specialized Rockhopper Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Alivio Top-swing
Derailleur (Rear)	Shimano STX-RC
Fork material	Unicrown Crown Specialized Direct Drive Chromoly
Fork type	Specialized

Other Specs of Specialized Rockhopper

Component group sets	Mountain Mix
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	Specialized Prolong Evolution Carbotech
Seat post extension	30.4 (millimeters) Diameter Aluminum Micro-adjust