Heavy Wall Shrink Tube, Polyolefin Material, Black, 2400 Psi Tensile Strength, 475 % Elongation At Break, 600 V, #8 to 1/0 Awg Cable Size, 0.2 In;5.1 MM Recovered Diameter, 0.8 In Expanded Diameter, 3:1 Shrink Ratio, -67 °F Operating Temperature, +230 °F Operating Temperature, 48 In Length, 10 Yr Shelf Life, 0.37 LB/Ea