The 1999 GT Bump is a freestyle/bmx bike with a chromoly frame. The frame comes in khaki or Atomic Blue. It was released in 1999 and costs $316 brand new. Due to the frame materials and other factors, we estimate that this bike weighs around 20 pounds. The Bump 1999 is fully rigid.
Components
The Bump 1999 comes with various freestyle bike components, including a GT Piston stem and a threadless Aheadset SX-1 headset.
Drivetrain
The Bump 1999 is a single-speed and has.
Wheels
It comes with Powerlite Retro-Tread tires ( x in front and x rear.) and Weinmann ZAC-X rims.