Feature 1PART NUMBER: The referencing part number of the plastic cap is 183772 KIT. Please check the part numbers whether it suits your vehicle before purchasing. 2STRONG COMPATIBILITY: This oil cap kit is replacement for Dexter axles and for Lippert (LCI) 10K - 16K axles, providing extensive compatibility for various trailer uses. 3PREMIUM DESIGN: Made of enduring plastic, ensuring excellent oxidation resistant and impact resistant for the oil cap, extending its lifespan and reducing maintenance costs. 4PROFESSIONAL SET: Kit includes 2 oil caps with plugs and o rings to ensure compatibility with a range of trailer applications, giving you dependable use. 5EASY INSTALLATION: Designed to fit standard trailer hub sizes, the installation process is simple and efficient, saving time and labor, and improving productivity.Item Type: Trailer Hub Replacement Oil Cap KitMaterial: PlasticPart Number: 183772 KIT Size: 4inch Fitment: Replacement for Dexter AxlesReplacement for Lippert (LCI) 10K - 16K axles Package List2 x Sets of Oil Cap (6PCS)NotePlease double check the part number of your item, matching information is for reference only.