✅【HIGH-QUALITY MATERIAL】The syringe bottle body of the oil well pump is made of thickened plastic material. Built-in double rubber gasket ensures a tight fit to prevent leakage. The piston shaft is made of thick aluminum for durability and long service life. ✅【TRANSPARENT & SEALABLE DESIGN】The manual fluid pump features a transparent bottle body, allowing you to check the extraction status at any time, and a scale for better control of the extraction volume. The locking design means you don't have to worry about leaks; simply slide the hose to the end of the pump, and it will automatically lock. ✅【EASY TO USE】This manual oil pump allows you to quickly and easily extract and fill fluid in both directions through the extraction dispenser with a simple syringe motion. The hose and rear cover can be easily removed for easy cleaning and maintenance. ✅【Capacity】 200 ml large capacity with clear check mark, you can easily read the data. ✅【WIDE APPLICATION】 The pump is suitable for extracting and injecting brake fluid, engine oil, transmission oil, gear oil, water, etc. Widely used in off-road vehicles, ships, agricultural equipment, industrial gearboxes, automobiles, motorcycles, RVs, etc. for extracting or replacing engine oil or lubricating oil. The hand pump is chemical and oil resistant, making it a great helper for pumping and injecting fluids. Easily assist in the extraction and extraction of brake fluid, antifreeze, transmission oil, and other fluids. Material: Plastic + Rubber + Aluminum Technical Specifications: 200 ml Syringe Length: 29.5 cm Color: White + Black How do I replace or remove the hose? Pull on the blue plastic collar that the hose fits into. It is spring-loaded and moves easily. When it does, the hose can be easily removed by pulling back. (Please do not pull too hard on the extension tube.) Note: 1. After using the oil pump to extract fluid, it should be cleaned promptly and can be cleaned with a little soapy water. Do not spray clean parts with strong petroleum cleaners such as brake or accelerator chemicals! 2. When using a suction tool like this, protect your work area (e.g., under the hood) from drips when handling the tool while fluid is in the straw tube. 3. If fluid leaks out, check if the tube is properly installed, and then adjust and reinsert the tube. Packing List: 1 x Suction Syringe 1 x Tube Connector 2 x Extension Tubes (21.5 cm + 20 cm) 2 x Rubber Rings