Allows duct to be mounted tight against the ceiling to maximize overhead space and reduce the amount of threaded rod required. Multiple horizontal mounting slots accommodate insulated duct in tight spaces. Works with studs in addition to threaded rods for a more aesthetic installation. Slotted holes in bracket allow for horizontal adjustment of the bracket relative to the duct. Easy "push-to-install" design allows installers to simply push the threaded rod through the mounting hole, instantly holding it in position. Ready to use out of the box and eliminates the need for cutting and preparing sections of strut, angle iron, or strap. Integrated adjustment nut enables fine tuning the system height up or down. Lock nut can be finger tightened, locking the rod in place. Ideal for modular assembly . allows attachment of brackets to sections of duct while safely on the ground. Extremely useful in tight spaces where wrenches are difficult to use. Includes self-tapping sheet metal screws to attach bracket to duct.