The cable hole plugs are suitable for various wire protection and fit for automotive, car, cylinder, valve, electrical appliances, chemical pipes, spray, water pipes, hydroponic/irrigation systems, plumbing, PC hardware, piano repair, decoration, etc. It can meet your various needs in different applications.SpecificationColor: BlackMaterial: Silicone RubberDrill Hole: 26mm / 1 InchInside Diameter: 21mm / 13/16 InchOutside Diameter: 32mm / 1.26 InchOverall Thickness: 15.5mm / 0.61 InchPacking List: 3 x Rubber GrommetsAdvantageThe rubber grommets are made of silicone rubber, which is flexible, durable, folding resistant, and has a strong insulation protection function.
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