3M™ Cold Shrink End Caps EC Series are close-ended, tubular rubber sleeves that are factory expanded and loaded onto a removable core. When positioned over the end of a cable, pipe or other cylindrical object, the core is removed to provide a reliable environmental seal. Four different End Caps are available to accommodate a wide range of diameters from 11.7 mm up to 84.3 mm.3M™ Cold Shrink End Cap EC Series offers good resistance to abrasion, water, fungus, acids, alkalis and ozone to ensure long-lasting usage. Installation does not require any tools or tapes / mastics.