For Modular Series Flat Panel Display and Projector MountsThe Peerless-AV Modular Mounts Line features a full range of products that can fulfill multiple requirements from a limited number of SKUs. With the universality of the components configure your own perfect custom flat-panel display or projector mounting solution for any application.The Modular Mount Line was developed with the professional AV installer in mind. Designed around a 2" (50mm) diameter pole the line is ideal for new projects as well as for upgrading existing installations.The MOD-APC Pole Coupler connects two 2" (50mm) poles together.