Adaptive Technologies Group SAS-036-RB Rigging Beam - 36"The GridLink Rigging Beam System provides the foundation for building quick and reliable loudspeaker suspension grids and speaker bars using predictable load rated, modular and off the shelf components. GridLink Rigging Beams are comprised of standard length beams and beam connectors. The GridLink connectors act as a heavy duty beam couplers and load rated suspension point. In addition, they pivot horizontally to create a wide variety of angles, grid