The gardena original replacement connector sb washer and o ring set is a genuine replacement component designed to restore the watertight seal on gardena threaded tap connectors. This essential maintenance kit ensures your watering system connections remain leak free and efficient. The set includes one washer and three o rings specifically engineered for compatibility with gardena threaded tap connectors art. No. 901 50 and 2901 20. Over time, the sealing components in tap connectors can deteriorate through regular use and exposure to the elements, leading to water wastage and reduced system performance. Replacing worn washers and o rings restores the connector to full functionality, achieving a 100% seal that prevents water leakage and maintains consistent water pressure. This straightforward maintenance solution is ideal for professional gardeners, groundskeepers, and contractors who rely on gardena watering systems for commercial horticultural operations. Features and benefits bull genuine gardena replacement parts ensuring perfect fit and compatibility bull restores 100% watertight seal to prevent water wastage bull includes multiple o rings for complete seal refurbishment bull compatible with gardena threaded tap connectors art. No. 901 50 and 2901 20