Circles are made according to requirements of customers from systems PRO22, PRO23, PRO24, PRO1, PRO32 PRO33, PRO34, PRO42, PRO43, PRO44, PRO524.
Used materials and dimensions of construction correspond to the individual systems.
In the order the custumer has to specify these points:
| 1. Type of construction | PRO22, PRO23 ...... |
| 2. Orientation of circle | CIR....H - horizontal |
| CIR....V - vertical | |
| CIR....AU - down up | |
| CIR....AO - out | |
| CIR....AI - in | |
| 3. Diameter of circle | ...... - outside diameter |
| 4. Number of segments | /...... |