Triad-Orbit IO-RA/6 Retrofit Quick-Change Coupler, Aluminum, 6 PackTriad Orbit IO RA 6 Retrofit Quick Change Coupler, Aluminum, 6 Pack IO RA is the aluminum version of Triad Orbits groundbreaking IO R quick change coupler now available in Six Packs. With its reduced packaging and cost, Triad Orbit is giving studios, content creators and production companies a more cost effective way to deploy multiples of the lighter and already affordable IO RA, allowing you to quickly interchange booms and mics across your entire