Chief Large Venue Vibration Isolating Coupler - BlackIn large venues, the quality of projected images hinges on stability. The CMA Large Venue Vibration Isolating Coupler from Chief is engineered to minimize image movement caused by common building vibrations such as HVAC systems, foot traffic, road traffic, and doors shutting. This patented design acts as a projector mount vibration isolator by connecting two Chief CMS columns (1. 5" NPT) and limiting vibrational transfer to preserve alignment and