Extron Cable Collar Kit is a package of durable colored plastic collars for easy cable identification. Kits are compatible with select Extron cables and Retractor Series cable retraction. Cable Collar Kits are used with Retractor Series cable retraction systems and select Extron cables. They are available in packages of 10 black, red, blue, orange, white, yellow, green, or purple collars. Cable collars keep cables aligned and standing vertically for easy access. They are quick and easy to install; just position both pieces around the cable using the convenient locator pins and secure the two pieces together by tightening the included fasteners. Cables and Retractor Series modules sold separately.