1.[]:Connection bracket there is1 inch on the product underwater camera tray with release whichbe used to connect the double hole clamp installation or other magic arm brackets which is convenient and quick. 2.[Load Capacity]:Diving camera tray excellent loadability this compact camera stabilizer for lightweight cameras and camcordersthe payload is about 2.1bs 1kg. 3.[Widely Application]:Widely application shoot in tight spaces, on stairs, through crowds, in cars, walking, running, skating etc. Great for indie film makers and amateurs to improve their films to higher level. 4.[Design]: The ergonomic handle of the product is comfortable to hold and easy to operate. Made of high quality aluminum it is lightweight and has long life.