Pressure Washer Adapter to 1/4" Quick-Release Connector Nozzle for Karcher, Bosch, AR Blue, LAVOR, Interskol, Nilfisk, and other compatible pressure washers. There are five models available. Please select the correct one based on the dimensions shown in the product images. If you are unsure which model fits your pressure washer wand, please with a clear photo of your original nozzle—we will recommend the correct option within 24 hours. Model A: Compatible with Karcher K2, K3, K4, K5, K6, and K7 series. Model B: Compatible with AR Blue, Black & Decker, Bosch Aquatak (new), some Interskol, Michelin, Euro Greenworks, and Greenworks G2–G6 models. Model C: Compatible with LAVOR, Parkside PHD, VAX, some Interskol, Hammer, Sterwins, Champion, Craftsman, Parkside, Hitachi, and some Elitech models. Model D: Compatible with some Nilfisk, Anlu, Kolner, and Huter W-series models. Model E: Compatible with older Bosch models, Greenworks (US), Husky, Portland, and some Hammer Flex models. Features: - Material: Engineering plastic and brass - Maximum working pressure: 3500 PSI - Maximum temperature: 60°C Package includes: 1 x nozzle adapter