Highly recommended: The bolt can be used vertically or horizontally.This light stand adapter is ideal for wall and ceiling mounting.It comes with a 3/8" , 1/4" adapter screw that can be applied to different flash devices.Made of high quality metal material, the length can be adjusted.The base has 8 holes, mounted on the wall with the included screw. Package included: 1 x Ceiling Rod (Ceiling Stand)1 x Adapter Screw (Convert Screw)4 x Screws Selens Photography Wall Mount Arm Wall Ceiling Mount Boom Arm Adjustable Length up to 55 cm with 3/8 " & 1/4 "Thread Universal Adapter for Photo Studio Video Upgrade Version Specification: Material: Premium Metal Net Weight: 860g / 1.9 pounds Folding Height: 35cm / 13.78 inches Opening Height: 55cm / 21.65 inches Come with a ring on the base, which helps to organize the wires.
