Best Cheep Gear?

Personnaly i use Corsair Gear and Stelseries
headset => Artics 7 https://fr.steelseries.com/gaming-headsets/arctis-7
Keyboard => http://www.corsair.com/en-us/strafe-rgb-...rry-mx-red
Mouse => http://www.corsair.com/fr-fr/m65-pro-rgb...ouse-black

Now i need a good chair, probably a DXRacer