Adjustable display stand on ball joints

The whole model consist of few parts:Lower platformUpper platformLower tower (Print in vertical position)Rotating wheelUpper tower (Print in vertical position, increase brim)Ball jointBall joint nut.Holding clips for exhibition model.AssemblingPress rotating wheel into lower tower with some power:Assemble all tower part together: Insert assembled towers firmly into lower platform to appropriate positions:Connect upper platform, previously adjusting the towers to appropriate level:Insert holding clips where needed and place your exhibition model:Adjust rotating wheels where necessary to make the best angle of inclination of your model: