The speaker stands allow to adjust the height from 82.6cm to 107.8cm for optimum acoustics. Suitable for most speakers up to 5kg. Adjustable feet provide more stability. The floor stand can work on speakers with mounting hole up to 31cm height You could manage your speaker cable by making it through tube from the hole( 2.2cm W x 4.2cm H) . Suitable for speakers with different holes. Ask our customer service for help whenever you need.