Ross MT. RUSHMORE 1997 VS Caloi SIGMA 1995 specs comparison

Ross Mt. Rushmore

General Infos

Model	Mt. Rushmore
Manufacturer	Ross
Year of production	1997
Current price	🛒 View Price →
Color choice	-Black and grey fade
Sizes	- 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches) - 24 (inches) - 26 (inches) - womens 16 (inches) - womens 19 (inches)
Sizes	- 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches) - 24 (inches) - 26 (inches) - womens 16 (inches) - womens 19 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Super East 101
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Aluminum Levers Shimano Altus Brakes
Hubs for disc brakes	Aluminum Quick Release
Rims manufacturer	36-hole Rigida AS-26
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Richman Stainless Steel

Frame and Body Specs

Frame materials	Chromoly Down Tube and hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	Hsin Lung Steel
Handlebar extender	Ross
Handlebar stem details	Hsin Lung Steel
Headset size	1 (inches) YST 8002

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Taya TB-400
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	122.5 (millimeters) Spindle YST BB 621
Crankset parts and sizes	28/38/48 Teeth Dotek DK5-S310
Gear shift levers	Grip Shift MRX-170
Rear gear set	13 - 28 Teeth 7-speed

Ross Mt. Rushmore Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano Tourney TY-30
Derailleur (Rear)	Shimano Altus
Fork material	Unicrown Crown Hi-tensile Steel
Fork type	Ross

Other Specs of Ross Mt. Rushmore

Component group sets	Shimano Altus
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	Selle Master VL-252
Seat post extension	25.4 (millimeters) Diameter Steel Pillar

Caloi Sigma

General Infos

Model	Sigma
Manufacturer	Caloi
Year of production	1995
Current price	🛒 View Price →
Color choice	- dark blue - polished - purple - red -Copper
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