Features‎:‎Made of all‎-metal‎,‎ surface anodized treatment‎,‎ strong and durable‎;‎The shoe mount is adjustable between 16‎-20mm‎,‎ suitable for Canon‎,‎ Nikon‎,‎ Pentax‎,‎ Olympus flash units‎,‎ except for Sony / Minolta a interface flashes‎.‎The bottom adopts 1/4” standard thread design‎,‎ wide range of uses‎.‎Flash Light/ Trigger can fix on the tripod or other brakets w/ this item‎.‎Easy to set up ‎(‎Just needs a few seconds‎)‎‎.‎Specifications‎:‎Material‎:‎ MetalNet Weight‎:‎ 35gSize‎:‎1.9x1.7x4cmApplicable to‎:‎Canon 600EX‎-RT/580EX II/580EX/430EX II/430EX/550EX/540EZ/270EX/220EXNikon SB910/SB900/SB800/SB700/SB600/SB400/SB28/SB80DX/SB24Pentax 540FGZ/360FGZOlympus F50R/F36R ‎(‎Except for Sony / Minolta a interface flashes‎)‎