Metal Bracket: Made of high-quality metal, the bracket is durable and resistant to breakage or deformation, with a smooth, scratch-free surface for long-lasting use. Bead Chain: Made of nylon, the looped bead chain is beautifully crafted, wear-resistant, smooth, and damage-resistant. Easy to Use: The bracket is equipped with spring-loaded end plugs for easy installation and removal, allowing you to complete the installation yourself in just a few minutes. Installation is quick and easy. Package Contents: 1 roller blind clutch kit, 1 metal bracket, 1 bead chain, a bag of screws and expansion screws; Replacement repair kits for spare parts make your life easier. Application: Suitable for office and home use. Please check the diameter of your roller blind tube before purchasing; this controller is suitable for roller blinds with an inner diameter of 30 mm. Show more