Our 43 cm legs are not made to be used for intensive daily sitting, otherwise the legs might get twisted in the long run because they are not made to support too much weight. The DUKE bench it’s mainly made for a use of auxiliary bench, a bench of entry, or a bench at the leg of a bed for example. You can still use it as an occasional seat with a maximum load of 150 kg.  If you want to make a bench with our 43 cm legs, then you must respect the following recommendations: A thickness between 3 and 4 cm. The width should not exceed 40 cm. For a length of 180 cm and more, 6 legs should be used.