Dust and foreign body protection - Keeps the oil and internal components clean; please open the bleed screw before use to ensure proper operation. Flexible compatibility - Can be connected to an oil gun or to an adapter for the oil circuit of the outboard motor, enabling versatile lubrication setups. Durable construction - HDPE material box provides durable, long-lasting use in demanding environments. Portable and easy to move - Rubber wheels offer comfortable wear and easier transport on site or between locations. Use scenarios - Dockside outboard motor maintenance: connect to an oil gun or an adapter for the motor’s oil circuit, and open the bleed screw before use to ensure proper flow and correct lubrication. - Workshop oil circuit service: use with a compatible oil gun or adapter to service the outboard motor’s oil circuit, keeping components protected from dust and debris. - Field work and transportation: roll the unit on its rubber wheels to move between work areas, benefiting from a durable HDPE box for durable, mobile storage.