These are the perfect upgradable simulator. You can start with Xbox or Playstation and use Logitech or Thrustmaster controls. Then upgrade piece by
MRX Sim Base Chassis
MRX - Mitchell Race Xtreme - Race sims and racing simulators
Easy To Assemble, Fully Adjustable Design, Top Quality
MPI SimMax Chassis
MRX Race Sims
Monstertech] MTX Sim rig base frame, black + castor wheel set for sale, UK, £450 GBP : r/hotas
Fanatec Clubsport/TM Sparco TSSH Shifter Bracket
Simulator Chassis – Sim-Motion US
MRX Race Sims
MRX Race Sims