Orbit Industries’ Universal Mounting Adapter with Back Support (UMA-LVBS) supports 4”, 4-11/16” or 5” square boxes on either side of a wall stud. Unique key-hole pattern allows box to be turned 90° and use 4” Rings with any size box! Top notch provides easy access to set screw fittings. Snaps onto SSB-T5 for between stud applications and SSB-TBAR for drop ceiling applications. Use the snap-on tool-less LVBS-STAND to easily transform the UMA-LVBS into a floor bracket, positioning the box center at a standard height of 18”. Patented. UL Listed. Model Revised in 2023. Made in USA, BABA Compliant model: US-UMA-LVBS