The Rival Trophy is a championship open to riders of any nationality, whether licensed or unlicensed.

Usually two days. On Friday, there are free practice sessions, qualifying rounds, and Superpole; on Saturday, there are warm-ups and races. Race days are divided into:

1. Free Practice
2. Qualifying Practice
3. Superpole
4. Warm-Up
5. Race 1 & 2

You can enter the races with Ohvale 110, 160, and 190 motorcycles; for the S-GP12 categories, you can enter with MiniGP and Pitbike/Supermoto motorcycles—there are no restrictions on the motorcycle brand. You can find all the information about the race rules and technical specifications in the Documents to download section.

Yes.
The rider is obligated to be equipped with:

1. a full-face helmet or motocross helmet with glasses equipped
2. spine protector
3. a leather suit with knee, elbow and shoulder protectors
4. appropriate leather boots (either motocross or race boots)
5. leather gloves with protectors

All of the above equipment must be in good condition as determined by the technical commissioner.
For more information on rider safety equipment, please see the Documents to download.

Each series (FIM MotoMini Czech Republic Series, S-GP12) has a section with official documents where you can find the necessary information. There you will also find the race rules and conditions that must be met to participate on race day.
Technical regulations can also be found in the Documents to download section.