The karcher rotary wash brush provides effortless cleaning of all smooth surfaces varnish glass plastic metal it uses gentle action rotating bristles and has a 180 adjustable joint for cleaning difficult to reach areas working at low pressure it can be used to apply cleaning detergent suitable for the following karcher washers g 410 m k 2120 k 2125 t50 k 2130 t 50 k 214 k 2140 t 50 k 221 car k 2300 t 50 k 2310 t50 k 2311 t50 k 2335 t 50 k 2360m deluxe k 238m43 t50 k 2400 t 50 k 2900m deluxe