This adapter permits the devices with standard 1/4" screw hole to be installed on flash hot shoe slot * It includes 2 nuts which can be adjusted * You can install a Nikon SC-28 flash sync cord onto VH2000 camera flash bracket grip, or you can install CTR-301P, RF602 onto flash shoe umbrella holder stand bracket. * You can also connect 2 cameras together by using this adapter. * Color: Black