Heavy duty "T" keyboard stand. This was used for a heavy 88 key digital piano. Home use only - never used for gigs. Height is adjustable from 24.25 to 32.5 inches. The Long and McQuade site says it can also be used as a mixer or speaker stand. https://www.long-mcquade.com/3786/Keyboards/Keyboard-Accessories/QuikLok/Keyboard-Mixer-Speaker-Stand.htm