The appearance adopts a semi-circular designing, with no obstruction at any view of horizontal or vertical photoshoots / tilting Aluminum alloy, polishing, sandblasting, full of texture, beautiful and practical 1 / 4 Threaded interfaces, powerful compatibility, compatible lens outer diameter up to 94mm Multifunctional expansion, with 1 / 4 3 / 8 cold shoe holes, can be connection to fill lights, microphones and other product Equipped hexagonal tool, height adjustable of quick mounting plate, suitable for lens center to bottom distance of 36.7-50.7mm