Adjustable spacers with Gas Support. M20 thread Adjustable from 80-135 cm The stand is adjustable in several positions / height and also air-damped to provide a smooth adjustment of the height. The stand with M20 thread is screwed into the subbase. There is a tripod mount on the subwoofer if you set it up and there is also a mount on the side of the subwoofer. In normal cases, you choose to have the subwoofer in a standing position. In other cases, for example if you use more subwoofers ("stacks"), lay down the basses and mount the stand on the side bracket of the top subwoofer. If you choose to put down the subwoofer, it also gives a deeper bass sound. The normal case, however, is standing position