Prost Mini Ball Head Mount Flash Bracket with Hot Shoe Mount Adapter Camera Cradle 1/4" Mount Adapter to Video Camcorder DSLR Camera LED,1/4" & 3/8" Screw Nut for Monopod Tripod There is a 1/4" screw for cameras such as Canon, Nikon, Olympus, Pentax, Panasonnic, Fujifilm & Kodak. Aluminum alloy, and is equipped with anti-skid pads, fine workmanship, good locking force, and comes with the shoe adapter screws, a head has a variety of uses! The spherical head design, easier to adjust the angle (0  - 90  adjustable); Remove the shoe adapter screws, There is a 3/8" threaded hole on the bottom, and with a special screw to convert between 1/4 and 3/8, to connect all kinds of photographic equipment, flexible and convenient; Tripod screw mount: 3/8" or 1/4" screw thread