The Panasonic ET-PFD525 Stacking Frame is designed to simplify the installation of Panasonic projectors in multi- and stacked-projector scenarios. The ET-PFD525 is designed specifically for the Panasonic PT-RQ18, PT-RQ25, PT-RZ17, and PT-RZ24 model projectors. It features a convertible design to allow it to be easily used with standard or ultra-short-throw lenses. Model Number|ET-PFD525Product Name|Panasonic ET-PFD525 Stacking / Rigging FrameProduct Type|Stacking FrameColor|BlackCompatibility|Panasonic PT-RQ18, PT-RQ25, PT-RZ17, PT-RZ24