5667-100B PrimaryTube Single Wall Heat Shrink Tubing (1/4 Inches x 100 ft Roll) - This shrink tube has a shrink ration of 2 to 1, it is sealant free and has single walled construction making it very economical and great for your general purpose applications. This conforms to DOD Mil-I-23053/5 Class 1 and 2 and UL-224 125°C specifications. Economical heat-shrink ideal for general purpose applications,Sealant free single wall construction,Conforms to DOD Mil-I-23053/6 Class 1 and 2, also meets UL-224 125ºC specs,Colors available upon request (minimum quantities may apply),Imprinting available (minimum quantities may apply),Other sizes available, see price list,2:1 ratio, final wall thickness 1/32 Inches,Expanded Diameter: 1/4 Inches,Shrunk Diameter: 1/8 Inches,Use with Wire Gauge: 12 - 8 Gauge