QD Socket
A QD socket is a Quick Disconnection system that was initially designed for the firearms industry and then later adopted by the photography industry. The QD system is a 2-part system that featured a QD socket on the camera plate, and a QD Swivel that mates with the socket once the button is depressed. The system is extremely strong and robust, thus able to hold even the largest cameras and super-telephoto lenses with ease. Photography industry companies such as Really Right Stuff, Kirk Photo, Hejnar Photo and Blackrapid all make products that are designed around the QD system. All QD …