Our rubber oil filler plugs are designed to enhance the longevity of your hydraulic by preventing oil leakage. By sealing the oil reservoir effectively, these plugs keep dirt and debris out, ensuring the hydraulic fluid remains clean. These jack plugs are ideal for maintaining the performance and extending the life of your jack. Suitable for both horizontal and vertical , these plugs are a must-have for any maintenance routine. Features Inner diameter: 8.5mm -Color:Black -Material:Rubber -Size:1.40X1.40X1.10cm/0.55X0.55X0.43in -Sturdy rubber: crafted from sturdy rubber material, these rubber floor jack plugs are designed to resist wear and high temperatures, ensuring performance -Versatile: these hydraulic jack bungs are suitable for a wide range of jack models, accommodating different needs -Simple replacement: the feature an easytoinstall design, allowing users to replace them effortlessly without professional help -Leakage prevention: these rubber hydraulic jack filler bungs are effective in preventing oil leaks, ensuring operates smoothly and safely at all times - use: with a focus on longevity, these provide protection, keeping in optimal working condition for longer periods Package list: 15 x plugs