Dual Wall End Cap I.D. Before Shrinking 2.95 in I.D. After Shrinking 1.38 in Temp Range -55 Degrees to 110 Degrees F Shrink Ratio 3 1 Length 5.13 in Medium Wall Use With Wire Size 500 MCM to 1000 MCM Wall Thickness After Shrinking 0.177 in Material Cross-Linked Polyolefin with Adhesive Shrink Tubing Properties UV Light Resistant Flame Retardant No Color Black Adhesive Lined Yes Application General Dielectric Strength 1 000 V Min Shrink Temp 248 Degrees F