Specs:  

• 1 Oil Cap
• 1 O-Ring
• 1 Filler Plug.
• Fits Most 8k axles (Lippert Axle Application)

It's important for your trailer axles to stay lubricated as you drive down the road, and the grease cap assembly is an important part of that process. This cap fits most 8K Lippert trailer axles, so if you're putting together a new trailer, or you need to replace the assembly on a trailer you already use, then this part is a great choice. It includes the grease cap, O-ring, and filler plug that you need to keep everything properly lubricated, and we know you'll love how reliable the part is. Let us know if you have any questions!