Replacement gun and hopper for Marshalltown HC128 Texture machine; Plastic hopper and specially formulated nylon gun; Seven orifice sizes with tubular design for reduced overspray and greater texture variety; Tight sealing flow shutoff prevents leakage; Knurled knob allows for easy adjustment of orifice plate; Angled hopper allows user to spray ceilings and walls with hopper gun in upright position; Gun features a handy air control valve which allows flow control at the gun instead of at the pump; Easy pull swing trigger for greater control and less fatigue; Adjustable trigger stop for consistency of pattern