KARCHER TLA 4 Telescopic Spray Lance K2 - K7 2644190KARCHER Telescopic Spray Lance Order No. 2. 644 190. 0 Simple cleaning at (almost) every point: The telescopic spray lance easily reaches areas that are difficult to access thanks to its 180 adjustable hinge. With the telescopic spray lance even areas that are difficult to access such as under faades can be cleaned quickly and effortlessly. The 180 degree adjustable hinge is another advantage and makes possible the cleaning of conservatories, slanting