The 2007 Niner S.I.R. 9 is a 4 pound a steel mountain bike frame. The frame comes in colors like tang, Hot Tamale and Kermit Green.
The S.I.R 9 2007 is a is a very light bike at around 5 pounds. It was released in 2007 and costs $799 brand new. The S.I.R 9 2007 is fully rigid.
Components
The S.I.R 9 2007 comes with various mountain bike components, including.
Drivetrain
The S.I.R 9 2007 has.
Wheels
It comes with tires.