This professional projector Mount is universal. It is compatible with virtually any projector that has threaded mounting holes. The projector ceiling mount is attractive, strong and light weight. Durable black finish comes with the latest design in safety, flexibility and value for many of today's most popular LCD projectors. No-Slip adjustment system allows you to quickly and easily fine tune your projector adjustments in order to achieve a perfectly square image. Once your projector is adjusted, it will stay true for as long as you require it to. The unique arm designed arms allows the safe installation for expensive projectors, and it offers adjustment for width and depth, giving maximum versatility for a wide variety of projectors. The mounting system comes with everything you need to assemble a complete mount in a single box. By using the included telescoping ceiling mask, this mount extends from the ceiling 16.9" to 25.6". This auction is for 1 set of Black projector ceiling mount. Does this mount fit my projector? Please look at the mounting screws on the top of your projector. Measure the distance between the holes. If your projector has 3 holes pattern or 4 hole pattern, and the maxim distance between any two holes is less than 12.5 inch/32 cm, then this mount will fit your projector.It fits vaulted ceiling. The longer extenders which can cover an area up to 17 inch in diameter sold separately in our Amazon store ASIN: B0036828KS.