Flash Shoe Holder (3 in 1 Triple Hot Shoe Mount Flash Bracket) Hot shoe mount is made of metal in standard structure, the width is adjustable (16-20mm) Compatible with speedlights with standard hot shoe like Canon, Nikon, Pentax, Olympus, but not compatible with Sony, Minolta flash units Built-in umbrella hole, which auto-locks with reed Umbrella shaft with diameter under 8mm are all suitable for it The flash mount is multiple holed. Light stands with diameter under 15mm are suitable for it