Convenient - The set includes 10 recessed dot mounts with sturdy brackets. The holder fits all bulbs with a diameter of 50 mm. The bulb is not included in delivery. Mounting - The easy-to-install brackets have a mounting depth of 70 mm. They are held in place by two sturdy spring clips. The bulb can be easily replaced at any time. DESIGN - ELEGANT LOOK AND BETTER LIGHTING: The holder is very flat and is available in elegant colors (matt silver, glossy silver and glossy white) to improve the look of your room. Spotlights provide optimal and individual illumination for desired areas. Versatile - You can install spotlights in many rooms, ceilings, walls or stairs. Recessed brackets are popular in kitchens, bathrooms, living rooms, offices and shop windows. Technical specifications - Outer diameter 83mm, inner diameter 55mm, installation depth 70mm, material: iron