Our #A14 Anti-Rotation-Pins are High Strength Steel and work with many of our accessories. Look for two holes next two 1/4"-20 threads for compatible devices. List of compatible products is below in related items.
Typically they're used to stabilize Cold Shoes, they may also be used with Clamps, Handles, Video Rigs, etc.
Set of four (4) Anti-Rotation Pins.