1. Made of metal materials, durable; only 120g, easy to carry. 2. With 3 independently adjustable metal hot shoe, can support different types of professional flash. 3. With umbrella hole in the center, allows flash spot closer to the center. 4. With a 3/8-1/4 inch adapter screw, can support different kinds of 1/4inch or 3/8inch light stands or tripods. 5. Applicapation - Suitable for Canon 580EXII /580EX / 550EX / 540EZ / 430EXII / 430EX / 420EX/ 380EX - Suitable for Nikon SB910 / SB900 / SB800 / SB700 / SB600/ SB80DX / SB28 / SB26 / SB24 - Suitable for Pentax AF540FGZ / AF500FTZ / AF360FGZ / AF330FTZ - Suitable for Olympus F50R / F36R - Suitable for Metz AF58 / AF50 / AF48 / AF44 - Suitable for Nissin DI866 Series / DI622 Series / DI466 - Suitable for Sigma EF540/ EF530/ EF500 - Suitable for Vivitar 285 Series / 283 Series