1.features a flexible mounting system that can be used with most projector models, and it has the versatility to attach to nearly any ceiling.2.The mounting interface features four double-jointed support ar ms that allow flexible positioning to reach almost any mounting point of the projector.3.Steel construction; Maximum loading 66 lbs (30 kgs); Rotate adjustment left and right 15 degrees4.This allows the projector to be mounted at an adjustable height from the ceiling. The projector mount can be installed on the wall or the ceiling. Exclusive ""No-slip"" adjustment system; Lock in any position; Easily release and lock./ Tips:Add the product to your wish list, follow Pearroc store, after purchase, we will give priority to delivery processing.Due to the different reasons of various display