The ALPHA WIRE part FIT2213/16-BLACK-500 is a high-quality heat shrink tubing designed to provide excellent electrical insulation and mechanical protection. It has a 3/16 diameter and is black in color. This spool contains a generous length of 152.4 meters (500 feet), making it ideal for various applications requiring a reliable and durable solution. The FIT-221 3/16 BLACK heat shrink tubing offers easy installation and a secure fit, ensuring long-lasting performance and added safety to your electrical projects.