Adjustable height feature: it features quick and easy telescoping height adjustment ranging from 36.2'' x 58.0'' inches high. it is secured with a sturdy safety lock-in pin and effectively elevates speakers for optimum sound performancetripod leg design: center brace connects tripod legs for increased stability. the tripod speaker stands collapse easily to fit inside the bag for easy transportation. it can hold speakers of up to 100 lbs. firmly and steadily for better sound effectcompatible with 35mm speaker insert: pyle speaker stand holder mount works with all speakers with 35mm compatible insert. an ideal heavy-duty audio stand for loud music, pa speakers, studio monitor with rugged and durable metal for long-term uselocking safety pin: built-in with knob style tension locking and locking safety pin for secure placement.