General description The High Pressure Replacement Hose Extension Pipe is designed for Karcher K Series pressure washers (K2, K3, K4, K5, K6, K7). This durable hose offers flexibility and is ideal for both residential and light commercial cleaning tasks, including washing cars, motorcycles, floors, windows, driveways, roofs, and siding. Technical specifications Material: Rubber with brass connectors Inner Diameter: 9 mm Outer Diameter: 12 mm Length Options: 10 m, 15 m, 20 m Maximum Temperature: 60°C Maximum Pressure: 2610 PSI / 180 bar Burst Pressure: 540 bar / 7830 PSI Outlet Connector: Clip-type quick connector Interface: Double Piston Compatibility and accessories Compatible with Karcher K Series pressure washers (K2, K3, K4, K5, K6, K7) Not compatible with Kärcher nozzles that use a 10mm push-in system Not compatible with older models that have a hose on board, including K1700Cube, K1700, K1800, K1900, and K2000 An adapter is required for older Karcher models to convert to a quick