Protect Bushes O-rings Sealed Gasket Round Hollow Silicone Rubber Grommets Hole Plug Wire Cable Grommet Gasket hole 3-40mmmodname=ckeditorMaterial: Silicone RubberColor: white or blackSize:complete specifications, please choose from the list. For example, 5mm(Hole 3mm), suggests that A is 5mm, E is hole 3mm. Other sizes, please confer with the size chart.Temperature: -40°C-250°CFeatures: Soft and elastic material with good sealing type, hot temperature resistance, anti-aging, acid and alkali corrosion resistance.Applicable use: can plug the holes of machines and gear via intermediate threadingPackage Included: 1/2/5pcs * According on your choice.Warm tips:1. There is probably 0-0.3mm error in the guide measurement, please take it into consideration, thank you!2. The actual coloration of the item might be slightly assorted from the pictures due to digicam and light-weight effect.