The 1997 Caloi Sigma is a 26 pound a mountain bike with an aluminum Alcoa T6 frame. The frame comes in colors like polished, Matte Blue and Matte Black.
The Sigma 1997 is a is an average weight bike at around 25 pounds. It was released in 1997 and costs $729 brand new. The Sigma 1997 is fully rigid.
Components
The Sigma 1997 comes with Shimano Deore LX/STX components, including an aluminum stem and a threadless Dia-Compe Aheadset headset.
Drivetrain
The Sigma 1997 has 8 speeds and has a Shimano derailleur.
Wheels
It comes with Maxxis tires ( x in front and x rear.) and Weinmann Zac 19 rims.