an business enterprise look to your Steampunk Lamps, hanging lights and teensy chandeliers with this Wall and Ceiling Mount Threaded Screw Pulley Set. these pulleys apart by removing the screws so you can thread a rope or cord through, and use the clamps as stops for the pulleys. This pulley-block set is for hanging your dining room pendant lamp, kitchen light , work room, or any light you want to suspend from the ceiling. These Wall Mount Screw each measure 4 '' lasting with a 1 1/4 '' diameter Pulley, and come in a set of 2, all hardware included. Ceiling Mount Threaded Screw Pulley ships brand hot with our 100 % customer satisfaction guarantee.