This is a must have hop-up if you have a normal set for your f104... I wreck mine during a race and this hop-up is necessary. They are lightweight yet highly precision mold, as always been for Tamiya part. The quality are exceptional top notch.
If you have a F104 Ferrari this must be your first upgrade. Easy for configure diff tightness and keep it even changing the rear right wheel. Now I can't live without it
Si tienes un F104 ferrari esta debe ser tu primera modificacion. Hace que configurar la firmeza del diferencial sea muy sencillo y de mejores resultados, ademas que no tendras que reconfigurarla cada vez que cambies la rueda trasera derecha. Ya no podras vivir sin el