HEAT SHRINK TUBING 6.35MM ID PO BLACK PK OF 20 6" (152.4MM) PCS; I.D. Supplied - Metric:6.35mm; I.D. Supplied - Imperial:0.25"; Shrink Ratio:2:1; Shrink Tubing / Boot Colour:Black; Length - Imperial:6"; Length - Metric:152.4mm