Flash Cold Shoe Foot for Speedlite and Yongnuo Flashes

A friend approached me a while back with a problem. He's a professional photographer and often uses several remote flashes to light different parts of an architectural scene. The Yongnuo and Speedlite flashes he uses each come with a foot that snaps on the flash to allow it to stand on its own. The problem is that the foot is only large enough to support the flash. Once you add light modifiers to the flash, it's often too top-heavy to stand on its own.

This is a larger foot (about double