General Description You will receive 200 black drip irrigation fittings, designed to effectively save water for irrigation. These fittings allow you to easily direct water anywhere, bringing more convenience to your gardening. They are suitable for connecting 4mm ID and 7mm OD hose, making it easy to build a practical and efficient irrigation system. Technical Specifications Quantity: 200 pieces Hose diameter: 4 mm ID / 7 mm OD Joint diameter: 6.7 mm Material: High-strength, environmentally friendly, chemical-resistant Installation These drip irrigation fittings are easy to install without additional tools. Simply push the hose firmly onto the tabs for a tight, leak-proof fit. To facilitate insertion, you can also use a heat gun or hairdryer to soften the end of the hose before inserting it. Applications: Barbed drip irrigation fittings are ideal for building maintenance-free irrigation systems, suitable for gardens, greenhouses, flower beds, patios, and other agricultural irrigation systems.