Size: Length approximately 175mm High-performance bicycle grease gun constructed to high standards with fine workmanship. Features a high-quality inner tube and pure copper components, durable chrome-plated surface, lightweight and portable design for easy carrying and storage. Compact and comfortable to hold, fits easily in the palm of your hand with flexible control for precise application. Easy to use with a short, ergonomic design that allows convenient operation. Suitable for various applications requiring precise lubrication in hard-to-reach areas. Ideal for maintaining bicycles and other mechanical equipment. Each unit undergoes strict quality inspection before shipment to ensure reliable performance. For any inquiries, support is available within 24 hours. Note: When using for the first time, press the plunger while squeezing grease into the barrel to create negative pressure, enabling proper function.