INFOCUS,NEC,OPTPMA,3M,IBM,BENQ (BenQ MP720p projector not included),TOSHIBA,SONY,MITSUBISHI,Dell Epson, HP, Panasonic, Proxima, SAMSUNG, SHARP, VIEWSONIC Question: Why it fits so much brand projector? Answer: It is adjustable mount! Please see those holes drilled on the bar. You may adjust the span between screws by fasten them to different hole. That is the reason.