Peerless-AV Peerless Multi-Display Ceiling Adaptor for Truss and I-Beam StructuresOverview Specifications Peerless heavy duty ceiling plates have extended load capacities for supporting mulit displays and large plasma displays. Some models are compatible with threaded EXT or ADJ columns for single unit mounting applications. Other models compatible with ADD models for multi displays only. Check your requirements before ordering to ensure compatibility. General Information Manufacturer Peerless Industries, Inc Manufacturer Part