Specialized HARDROCK ULTRA 1995 VS Caloi SIGMA 1997 specs comparison

Specialized Hardrock Ultra

General Infos

Model	Hardrock Ultra
Manufacturer	Specialized
Year of production	1995
Current price	Check price Here ==>
Color choice	-Black cherry
Sizes	- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 19 (inches) - 21 (inches)
Sizes	- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Specialized Hardrock R
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano AceraX Levers Shimano AceraX Brakes
Hubs for disc brakes	Shimano AceraX
Rims manufacturer	Araya VP-20
Spoke nipples type	Not Available
Spoke wheel	Stainless Steel

Frame and Body Specs

Frame materials	Specialized Direct Drive Butted Chromoly
Frame type	TIG-welded Steel
Handlebar construction	Steel
Handlebar extender	Optional
Handlebar stem details	Steel
Headset size	1 (inches) Steel

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-UG50
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	24/34/42 Teeth Shimano AceraX
Gear shift levers	Shimano AceraX RapidFire TX
Rear gear set	11 - 28 Teeth 7-speed

Specialized Hardrock Ultra Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano AceraX
Derailleur (Rear)	Shimano AceraX
Fork material	Unicrown Crown Direct Drive Chromoly
Fork type	Specialized Direct Drive

Other Specs of Specialized Hardrock Ultra

Component group sets	Shimano AceraX
Pedals details	HTI P-48
Rear shock absorber	Not Available
Saddle seat	Specialized Prolong Sport
Seat post extension	26.6 (millimeters) Diameter Alloy

Caloi Sigma

General Infos

Model	Sigma
Manufacturer	Caloi
Year of production	1997
Current price	Check price Here ==>
Color choice	- matte blue - polished -Matte black
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.10 (inches) Maxxis Gluteus Front: 26 X 2.10 (inches) Maxxis Instinct
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano STX Levers Shimano Deore LX V-Brake 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 Wheelsmith Stainless Steel

Frame and Body Specs

Frame materials	Alcoa 6061 T6 Aluminum
Frame type	TIG-welded
Handlebar construction	Aluminum
Handlebar extender	Tranz X
Handlebar stem details	Aluminum
Headset size	1 1/8 (inches) Threadless Dia-Compe Aheadset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG51
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	Optional
Rear gear set	11 - 28 Teeth 8-speed

Caloi Sigma Fork System Data

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

Other Specs of Caloi Sigma

Component group sets	Shimano Deore LX and STX
Pedals details	Aluminum Cage With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Caloi Avante SX
Seat post extension	27.0 (millimeters) Diameter Zoom