The Hoffman SD-4 is a freestyle/bmx bike with a chromoly frame. The frame comes in colors like red, turquoise and chrome-plated. Originally released in 1999, there are 3 versions of this bike. Due to the frame materials and other factors, we estimate that this bike weighs around 20 pounds. The SD-4 is fully rigid.
Components
The SD-4 comes with various freestyle bike components, including a Hoffman SuperStem stem and a steel, threadless, SST Oryg, Dia-Tech W/Hoffman Bikes Touch YST headset.
Drivetrain
The SD-4 is a single-speed and has.
Wheels
It comes with Hoffman Bikes tires (20in x 1.95in) and CP, Hoffman BIkes High Roller rims.