Package includes: 4 ceiling mounting plates, 8 M4x18mm screws and nuts, 8 ceiling screws, and 8 rubber plugs. Material: Ceiling plate brackets are made of metal with a high-quality plating process. The surface is zinc-coated, smooth, rust-resistant, corrosion-resistant, stable, and durable. Dimensions: Base plate size is 105 x 18 mm, side height is 16.5 mm, and thickness is 1.5 mm. Load capacity: When properly installed in a suitable location, the lamp holder can support approximately 5 kg. Application: This hanging ceiling light fixture is designed to secure a ceiling lamp plate with a diameter of 110-130 mm. It is primarily used for mounting home or office ceiling lights, chandeliers, crystal lamps, and similar fixtures. Specifications: Size: 105 mm Name: Screw-type ceiling mounting plate with accessories Material: Metal Color: Silver Dimensions: Height: 16.5 mm Base Plate: 105 x 18 mm Thickness: 1.5 mm Compatible lamp panel: Diameter 110-130 mm Package Contents: 4 x Ceiling plates 8 x M4x18mm screws 8 x Nuts 8 x Ceiling screws 8 x Rubber plugs This lighting mounting accessory secures your lamp or chandelier to the ceiling and is often sold separately from the light fixture set. Install this bracket to support your light fixture. The lamp holder is easy to install. Matching screws, nuts, and rubber plugs are included. Ensure that the screws are securely fastened into the ceiling or joists. Note: 1. The ceiling plate bracket can safely support up to 5 kg, provided the ceiling structure is capable of supporting the total weight. 2. We always recommend having all components installed by a qualified electrician.