Featuring a unique 4 hole design on the clamp hanger for enhanced flexibility and secure fastening, this solution ensures stability across different mounting scenarios This rotating hanger comes pre installed with a 1 / 2 inch reducer bushing, which can be removed to accommodate 3 / 4 inch threaded conduits for versatile installation option Constructed with a galvanized steel cap and heavy duty iron rotating hub, this hanger provides robust rustproof and wear resistant protections, guaranteeing long term durability in various environments This hanger is ideal for lighting fixtures, security cameras, and various electrical equipment in demanding environments Equipped with a 20 degree rotating hub, this hanger allows easy alignment and installation on sloped ceilings while effectively absorbing occasional bumps and vibrations