F22 Quick Release Mounting Base with 1/4 threaded hole at the bottom can beconnected to multiple photographic equipment, and with double-sided Arri locatinghole, it effectively prevents the deflection and increase the stability of accessories.Press to unlock, anti-off and solid, safe and secure.It is made of high-strengthaluminum alloy, processed by high-precision CNC machining, lightweight and durable,comfortable to touch and light to carry.