The Boom Pole Quick Release system is designed to facilitate a quick and effecient workflow. The lever lock mechanism is simple to operate, so changing out mics on set, or in a studio is fast and effecient. The Boom-QR has 3/8"-16 threads that will fit on the end of a standard boom pole, or European threaded mic stand, and includes (2) QR-Tips that screw into the bottom of the shock mount, or pistol grip of your choice.