Standard front bar which has a horizontal and a vertical side.
The lenght of the bar is 275 mm.
Note that you must have the oval aluminium ring in order to mount the oval bar.
If the front bar lays horizontal the kart can work most the most which gives less flexibility and grip.
If the front bar lays vertical the kart can work the least which gives the kart more flexibility and grip.
You can test the middle thing which is laying the front bar how you want or most common with 45 degree.