Uxcell Sloped Ceiling Adapter Swivel M10 M12 Thread for Chandelier Black

Uxcell Sloped Ceiling Adapter Swivel M10 M12 Thread for Chandelier BlackWhat is this? These sloped ceiling adapters allow your ceiling light chandelier or chandelier hang from the slop ceiling. Suitable for angle or Irregular ceiling. Are there any advantages of the product? Made of electroplated iron sturdy and hard not easy to rust not easy to break and deform smooth surface. How to use it? Easy to use can rotate 180 degrees suit for M10 or M12 thread easy and simple for you to apply. What should I notice? This is not a light fixture but an accessory for chandelier light fixtures.