The Rock Solid Hot Shoe to 1/4"-20 Male Post Adapter has a threaded 1/4"-20 stud on the top and a cold flash shoe on the bottom.

This indispensable little adapter allows one to mount camera, video and audio accessories which come with a 1/4"-20 socket directly to a camera, rig, or extension bar. Included with the cold shoe adapter are 2 locking knurled thumb nuts assuring a tight connection to any accessory. All aluminium construction. Available in non-reflective black.

Is the device you are looking to attach lack a 1/4"-20 thread? Add a Mighty Mount!