I can only agree with the Vorrezensoren with everything. The price / performance ratio and would have deserved a better rating - but - also with me the correct screws were missing My tip to the seller or manufacturer: Build your chair time together. Since I wanted to sit on this really nice chair pretty soon, I have letztentlich following screws from my fortunately rich assortment culled: 4 x M8, 6 cm (backrest of the seat) and 4 x M6, 2.5 cm (frame to seat ) each with washers.