Screw Caps for Light Fixtures.You will receive 8 screw caps, each with size of M4*Height(0.25inch/6.5mm)*Diameter (0.35inch/9mm). Please pay attention to the size before purchasing. SECURE YOUR LIGHT FIXTURES: Designed to keep your light fixtures firmly in place, these ceiling light screw caps provide essential stability and prevent loosening or falling due to vibrations or movement.UNIVERSAL FIT: Compatible with most standard light fixtures, these caps are easy to install without any special tools. Simply screw them onto the existing screw cap of your light fixture for a reliable connection. DURABLE MATERIAL: Crafted from high-quality materials, these caps resist rust, corrosion, and wear, ensuring long-lasting performance and reliability. EASY INSTALLATION: Installation is quick and straightforward—remove the existing screw caps, screw on the caps tightly, and reattach the fixture to the ceiling. No additional hardware or complicated steps are needed. VALUE PACK: This set includes 8 Screw Caps for Light Fixtures giving you enough caps to secure multiple fixtures in your home or office—a cost-effective solution for enhanced safety and stability. VERSATILE USE: Suitable for a variety of light fixtures including recessed lights, flush mount lights, pendant lights, chandeliers, and more, these screw caps are ideal for both residential and commercial applications. Enjoy peace of mind knowing your light fixtures are securely fastened!