The ALPHA WIRE F221V1/4-BK003 is a versatile and reliable heat shrink tubing designed for a wide range of applications. This FIT-221V tubing is 1/4 inch in diameter and comes in a continuous length of 76.2 meters (250 feet), making it ideal for projects requiring extended coverage. The tubing is black in color, providing a sleek and professional finish to your wiring setup. Trust ALPHA WIRE for high-quality products that meet your needs for insulation and protection.