Made of premium aluminum, easy to install on the ceiling and on the wall Maximum load: 5 kg, the head is 360 rotatable and 90 tiltable, the length is 30-60 cm Adjustable Suitable for mini projector, Video camera or 35mm SLR with 6 mm thread This mount is safe and stable, with enough materials, anti-oxidation and anti-rust. Great versatility, suitable for installing and using mini projectors Type: Telescopic bracket 30-60cm (length), support 1/4 inch (6mm) threaded bracket hole Parameters: outer tube diameter 28mm, inner tube diameter 24mm Material: aluminum alloy, surface oxidation (silvery white) Metal properties: anti-oxidation and anti-rust; Installation Applicable: Mini Projector Ceiling/Wall Shipping Quantity: 1 piece