StudioPRO Triple Hot Shoe Bracket with Umbrella Socket for Flash/Speedlite - Compatible with Standard Hot Shoe Canon Nikon Pentax Olympus Flash Units Hot shoe mount is made of aluminum and metal, which provides comfort, durability and versatility. Fits most standard speedlights with hot shoe including Nikon, Canon, Olympus, and Pentax All three cold shoe mounts are adjstable with locking knobs. Great for on location photography and in studios.