Caloi SIGMA 1996 VS Giant BOULDER 2005 specs comparison

Caloi Sigma

General Infos

Model	Sigma
Manufacturer	Caloi
Year of production	1996
Current price	Check price Here ==>
Color choice	- dark blue - polished - purple - red -Black
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.10 (inches) Kenda K-838 Front: 26 X 2.10 (inches) Kenda K-837
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe PC-7 Levers Shimano STX M-System Brakes
Hubs for disc brakes	Not Available
Rims manufacturer	32-hole Mavic 221
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Union Stainless Steel

Frame and Body Specs

Frame materials	6061 T6 Aluminum
Frame type	Welded Aluminum
Handlebar construction	Caloi Alloy
Handlebar extender	Optional
Handlebar stem details	Caloi Chromoly
Headset size	1 1/8 (inches) Threadless Tange Ahead

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG70
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-UN52
Crankset parts and sizes	22/32/44 Teeth Shimano STX
Gear shift levers	Grip Shift SRT-600
Rear gear set	13 - 32 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 4130 Chromoly
Fork type	Caloi

Other Specs of Caloi Sigma

Component group sets	Shimano Deore LX and STX
Pedals details	Xerama SP-2552
Rear shock absorber	Not Available
Saddle seat	Caloi
Seat post extension	27.0 (millimeters) Diameter Caloi Micro-adjust Alloy

Giant Boulder

General Infos

Model	Boulder
Manufacturer	Giant
Year of production	2005
Current price	Check price Here ==>
Color choice	- Purple and Silver - Steel Blue and Gray Metallic -Black Metallic and Red Metallic
Sizes	- 12.5 (inches) - 14 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches) - womens 14 (inches) - womens 17 (inches) - womens 19 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Center Ridge All Terrain
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-29 Front and Shimano ST-EF29 EZ Fire STI Rear Levers Aluminum Linear-pull Brakes
Hubs for disc brakes	Q and R Rear: Aluminum Nutted Front: Aluminum
Rims manufacturer	36-hole Aluminum
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Chromoly Seat Tube and hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	Rise Steel
Handlebar extender	Optional
Handlebar stem details	Giant Alloy MTB
Headset size	1 1/8 (inches) Threadless Aheadset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC Z51
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	122.5 (millimeters) Spindle VP-BC73
Crankset parts and sizes	28/38/48 Teeth Suntour XCC-100
Gear shift levers	Shimano EF-29
Rear gear set	14 - 34 Teeth 7-speed

Giant Boulder Fork System Data

Derailleur (Front)	Shimano FD-C102
Derailleur (Rear)	Shimano Altus
Fork material	Single Crown Aluminum
Fork type	75 (millimeters) Travel InSync 323

Other Specs of Giant Boulder

Component group sets	Mountain Mix
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	Giant Groove Plus
Seat post extension	Aluminum Micro-adjust