High -quality: 4 pieces of round universal lights are made of high -quality Metal to ensure solid, durable, rust -proof, ensure your safe use and reliability, and extend the service life.This heavy bracket rated support up to 22 pounds (10 kg) Widely used: This upgraded version of the light installation bracket adapter is designed to connect the lamps and the canopy to the electrical wiring box.4 inches diameter (about 10.2 cm) round lamps installation bracket boards are suitable for wall lamps, bathroom dressing table lamps, near ceiling lamps, dark installation lights, LED lights, chandeliers and branches, etc. Easy to use: 4 sets of complete lamp installation brackets, including 4 -inch diameter lamps installation of horizontal rods, equipped with standard installation holes, rubber hats, wiring nuts, installation screws, ground screws and nuts, you can easily use it to install the lamps., No need to buy other installation hardware You will receive: 4 x lamps installation of horizontal rod; 8 x Balck rubber hat nut; 8 x white rubber hat nut; 12 x wiring nut; 8 x long installation screws; 8 x short installation screws; 4 x ground screws; 4 x ground screws;8 x nuts. Colour:As Shown Material:Metal Package Contents: 1 set x light fixture mounting bracket Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.