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Easy to Use: This high‑pressure extension hose features dual Karcher‑style bayonet click couplings at both ends (size: ID: 0.34 inches / 8.7 mm; OD: 0.47 inches / 14 mm). Simply click the plugs into place, and release by pressing the yellow button on the trigger gun for fast, tool‑free assembly. Compatibility & Important Reminder: Designed exclusively for Karcher K2‑K7 series fitted with yellow quick‑release bayonet trigger guns. Not compatible with older threaded screw‑on machines. Please verify your trigger gun connector before placing your order. Material & Performance: Constructed from DN8 multi‑layer braided rubber with kink‑resistant properties. Short‑term max working temperature up to 60 °C; for cold‑water input only. Great for quick cleaning of gutters, drains and various outdoor surfaces. Durable: Flexible extension hose with wear‑resistant rubber outer cover. Heavy‑duty braided rubber construction delivers long‑term abrasion resistance for frequent outdoor cleaning tasks. Max working pressure:150 Bar. Wide Application: Fits pressure washers rated 1000‑2320 PSI. Multiple lengths are available to meet different household cleaning demands. Always confirm plug dimensions prior to purchase.