Caloi SIGMA 1997 VS Ross MT. JEFFERSON 1994 specs comparison

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)
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

Ross Mt. Jefferson

General Infos

Model	Mt. Jefferson
Manufacturer	Ross
Year of production	1994
Current price	Check price Here ==>
Color choice	-Not found
Sizes	- 16 (inches) - 19 (inches) - 22 (inches) - womens 16 (inches) - womens 19 (inches)

Wheels And Breaking System

Bike front tire	Rear: 24 X 1.90 (inches) Ross Front: 26 X 1.90 (inches) Ross
Bike rear tire	Not Available
Bike wheel size	Rear: 24 (inches) Wheels Front: 26 (inches)
Brakeset type	Levers C.S. Resin and steel Cantilevers Brakes
Hubs for disc brakes	Steel
Rims manufacturer	36-hole Alloy
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Hi-tensile Steel
Frame type	Lugged Steel
Handlebar construction	Steel 560 (millimeters) X 60 (millimeters) Rise
Handlebar extender	Not Available
Handlebar stem details	Steel 100 (millimeters)
Headset size	Not Available

Gearing Specifications

Bicycle chain	AA50
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	40/48 Teeth Steel 170 (millimeters) Cotterless With Guard
Gear shift levers	Shimano Tourney MY21 Top-mount
Rear gear set	14 - 28 Teeth 6-speed

Ross Mt. Jefferson Fork System Data

Derailleur (Front)	Shimano TY20
Derailleur (Rear)	Shimano TY20 Long Cage
Fork material	Not Available
Fork type	Unicrown Hi-tensile Steel

Other Specs of Ross Mt. Jefferson

Component group sets	Shimano Tourney
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	Ross Padded ATB
Seat post extension	Steel 300 (millimeters)