Protect your wires and cables with this versatile black Heat Shrink Tubing from TE Connectivity's Raychem brand. With a single wall design, this tubing has an expanded inside diameter of .28 inches [7.11 mm] and a recovered inside diameter of .125 inches [3.2 mm]. It has a 2:1 shrink ratio, ensuring a tight and secure fit for your components. This specific tubing is part of the Raychem Versafit line, with the part number NB20034001.