Designed for medium base ceramic sockets, the lamp socket lampshade ring features a 1-1/2 inch threaded diameter, making it compatible with Lock E26 and E27 sockets. This metal lampshade ring is for securely attaching lampshades, ensuring they stay in place. Ideal for DIY projects, it offers a simple yet effective solution for enhancing the look and functionality of your lighting fixtures. Features -Color:White -Material:Iron -Size: 5.50X5.50X4.00cm/2.16X2.16X1.57in -Adaptable use: compatible with both e26 and e27 ceramic/porcelain sockets, this lampshade ring is designed for versatile use across different lighting fixtures -Secure threading: this lampshade ring offers a secure and stable fit, ensuring your lampshade remains firmly in place -Sturdy material: constructed from robust metal, this lampshade ring is built to withstand regular use, providing a durable and reliable solution for your lighting needs -Easy to install: the straightforward installation process of this lampshade ring makes it easy for anyone to set up, saving time and effort in enhancing your lighting fixtures -Aesthetic enhancement: this lampshade ring not only serves a practical purpose but also adds a stylish touch to your home decor, improving the overall look of your lighting setup Package list: 2 lampshade collar