JJC Professional Cold Shoe Mount For Tripod 1/4 – 20 threaded socket adapter For Canon 580EX & Nikon SB910 & SB900 Female 1/4″ to 20 Female

JJC MSA-8 has a 1/4"-20 threaded socket on the bottom and a "cold" flash shoe on the top, and is designed for use with an auxiliary flash or accessory. The locking ring affixes this shoe to the device you screw it on to. It is ideally suited for use with any tripod, light stand, or bracket with a 1/4"-20 threaded stud.
cold shoe that allows the mounting of any accessory that uses a shoe-mount, onto a light stand, tripod or other mounting system that uses a ¼-20thread.
What's unique about it is the handy locking feature that keeps the mounted accessory, typically a flash, firmly locked in place without the need to tighten down a locking ring or lever.
While it is still recommended that the user tighten the flash, it will no longer be an accident waiting to happen should they forget.

In addition, It features a slot on the front to hang a remote flash trigger.
Perhaps one of the biggest benefits is how fast it allows the photographer to mount and un-mount their equipment! Speed and convenience in a small, inexpensive package.
Specifications:
the world's only universal hot shoe adaptor with a unique dual-locking mechanism so your shoot will never fall apart
connects anything with a hotshoe to anything with a ¼ - 20 tripod stud
Allowing you to create fantastic setups with the gear you already own in seconds
Photography: perfect for advanced flash lighting setups