Lippert Components Premium Threaded Dust Cap with Rubber Plug O-Ring Diameter Axles Oil Lube

The Lippert Premium Threaded Dust Cap with Rubber Plug and O-Ring is a replacement trailer axle oil cap, also called a hub cap or oil dust cap. It is made for oil bath lubricated hubs. It helps you repair or refresh your trailer axle lubrication system. It keeps dust and debris out of the hub and helps the hub keep performing.

Key Features:

• Threaded design with set screw: The cap installs into your existing hub with machined threads for an OEM fit. A set screw secures it.
• Complete seal: A watertight O-ring and a rubber plug are included.
• Clear lens: You can check the oil level by eye.
• Side fill port: You can add or drain lubricant without removing the cap.
• Magnetic vent plug: It attracts metal particles and helps you spot problems before they become serious.
• Aluminum construction: It resists corrosion and is built to last.
• Genuine Lippert replacement part: It is also compatible with some competitor trailer axle hubs.

This line is a practical way to protect your wheel bearings and keep an oil bath hub sealed. Each variant is sized for a specific axle thread diameter and capacity, so choose the child item that matches your hub.