Package Includes: 24x round mounting frame + 24x GU10 socket functions: Easy bulb replacement without disassembling the entire frame. The spot angle is fixed and cannot be adjusted, so the illumination angle of the light will not change due to the influence of external factors. Installation depth: approx. 75 mm, cut-out diameter: approx. 65 mm. Suitable for all lamps with a diameter of 50mm. These round matte black metal frames are ideal for living room, bedroom, kitchen, bathroom, hallway, hotel, office, library, KTV, basement, department store and more.