[Material]: The chandelier hook is made of iron metal, using high-quality electroplating technology, the surface is galvanized, smooth, non-rusting, corrosion-resistant, stable and durable. [Strong load-bearing capacity]: The heavy-duty debris hook has a strong load-bearing capacity. The hook can hold approximately 8 kg/18 lbs if properly installed in the proper location. Package: 3 iron galvanized ceiling lamp hooks Usage: Mainly used for hanging large crystal lamps, chandeliers and other lamps. It can also be used to hang heavy objects such as ceiling fans, flower baskets, lanterns, bird cages, etc. Notes: 1. The hook can safely support the weight of 8 kg. This only applies to the assumption that the ceiling itself can also support all the weight. If possible, we recommend that you use joists to support the weight of the light fixture. 2. We always recommend that all attachments be performed by a qualified installer. This only applies to the assumption that the ceiling itself can also support all the weight. If possible, we recommend that you use joists to support the weight of the light fixture.