Heavy Wall Shrink Tube, Polyolefin Material, Black, 2400 psi Tensile Strength, 475 % Elongation at Break, 600 V, #12 to #6 AWG Cable Size, 0.15 in;3.8 mm Recovered Diameter, 0.4 in Expanded Diameter, 3:1 Shrink Ratio, -67 °F Operating Temperature, +230 °F Operating Temperature, 48 in Length, 10 yr Shelf Life, 0.26 lb/EA