Rocky Mountain WHISTLER 1997 VS Caloi SIGMA 1997 specs comparison

Rocky Mountain Whistler

General Infos

Model	Whistler
Manufacturer	Rocky Mountain
Year of production	1997
Current price	Check price Here ==>
Color choice	- joel -Burgundy
Sizes	- 14.5 (inches) - 16 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches)
Sizes	- 14.5 (inches) - 16 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Ritchey Alfa Bite
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Alivio Levers Shimano Alivio M-System Brakes
Hubs for disc brakes	Rear: Shimano AceraX and silent Clutch Front: Shimano AceraX
Rims manufacturer	32-hole Sun Rims SW 6000
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	Double-butted Tange Chromoly
Frame type	TIG-welded
Handlebar construction	RMB Aluminum
Handlebar extender	Optional
Handlebar stem details	RMB Aluminum
Headset size	1 1/8 (inches) Threadless Ritchey Logic

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs SC-40
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-LP26
Crankset parts and sizes	22/32/42 Teeth Cyclone CPI
Gear shift levers	Grip Shift SRT-400i
Rear gear set	11 - 30 Teeth 7-speed

Rocky Mountain Whistler Fork System Data

Derailleur (Front)	Top-pull and clamp-on 28.6 (millimeters) Shimano Alivio Top-swing
Derailleur (Rear)	Shimano STX
Fork material	Unicrown Crown Chromoly
Fork type	RMB

Other Specs of Rocky Mountain Whistler

Component group sets	Not Available
Pedals details	Fasten Sport With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Selle Italia
Seat post extension	26.8 (millimeters) Diameter RMB Aluminum

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