Item Type: Projector Ceiling Mount_x000D_Material: Aluminum Alloy_x000D_Weight: 5kg_x000D_Thread: 1/4inch (6mm)_x000D_Adjustable Size: Approx. 30-60cm / 11.8-23.6in_x000D_Application: Suitable for Projector Ceiling Mount, Mini Projector, Camera, DVR, CCTV and Even Home Monitoring System, Etc. (Please confirm whether the size of the product replacement screw meets your requirements) 1Adjustable Stand: Adjustable projector stand with a pivot ball that allows 360 rotate and 90 tilt, with knobs to easily and quickly fix the right angle. Ideal for projectors that require flexible adjustments. 2Aluminum Alloy: The Mini Projector Stand is made of aluminum alloy for mini devices with larger bases and thicker tubes, with a practical maximum load capacity of 11 lbs/5 kg. (Please tighten all parts, screw in filled dot, use toggle bolts for dry wall). 3Scope of Application: Universal projector stand fits most mini projectors, 1/4 inch (6 mm), length adjustable from 30?60cm (11.8?23.6 inches). 4Easy to Install: Wall and ceiling projector mounts are easy to attach with accessories such as screws and screw hole fillers. Cable ties are provided to help manage cables (or route cables through cable holes). 5Applicable Scene: Projector ceiling mount Video LCD/DLP projector for home, media room, office or classroom. 1 x Bracket 1 x Base 4 x Screws 4 x Expansion Tubes