Our hot shoe adapter will allow you to add an additional device to your camera (t camera, video and audio accessories, such as field recorders, lavaliere transponders, lights, microphones and monitors that come with a 1/4?-20 socket.). This allows direct connect to a camera, rig or extension bar, making it the most indispensable item in your bag. Included with the shoe adapter are 2 locking knurled thumb nuts assuring a tight connection to any accessory.