2-Be-Best Mini Projector Mount 1.UNIVERSAL MOUNTING: for almost all projectors with 3 sizes of screw diameters, 0.153/0.232/0.25in (3.9/5.9/6.35mm). Premium Quality Thickened Aluminium Alloy. 2.ROTATABLE: 360° rotation and 180° angles adjustment pivot ball head.Upgraded new stainless steel core ball joint, very durable and high mechanical strength 3.EXTENDABLE LENGTH-Projector mount in stainless white coating with extension pole inside has an extending length from 14.5-23.5in / 37-60cm. 4.BETTER VIEWING: Mounts the projector on a ceiling or wall to give you a nice view. If you want cost-effective 2 pack one, pls search and get this one, B07VBPCC6K 5.GREAT FOR PROJECTION-Designed for wall, ceiling and floor with Anti-shake Design and Thickened & Larger Base with a loading capacity about 11 lbs /5kg. Eligible for almost all projectors, mini projectors, cameras. As projector stand too. 3 in 1 6.COST-EFFECTIVE: Many accessories included, like screws, screw adapters and fillings to save extra cost for fittings. 7.HIGHLY COMPATIBLE for QKK, DR.J, DBPOWER, Artlii, LoongSon, APEMAN and other projectors with one single mounting screw..1-Year-Warranty. Pls feel free to tell us any problem. 5.24 hrs nice & professional customer service. Specifications: Material: Aluminium Alloy Length:34-56.5cm/13-22.24in(extendable length) Rotation:360 degrees Safety load: 11 lbs /5kg Base Diameter: 4 inch /100mm Package: 1 x Projector Mount 1 x Manual 4 x Screws and Fillings 2 x Screw adapters