This gun kit is only compatible with hoses that use the Quick Connect system, and will not fit older C-Clip connectors. The replacement gun is compatible with select K2, K3, K4, K5, K6, and K7 models. Please check the compatibility list before purchasing. The pressure washer spray wand features a rotating nozzle that allows you to switch between a wide fan spray pattern and concentrated steam. Durable Brass Connector - Featuring a precision-machined brass inlet for long-lasting performance and corrosion resistance, ideal for frequent outdoor use. High-Pressure Performance - Designed to handle the typical power of a residential pressure washer, perfect for cleaning driveways, decks, patios, vehicles, and more.