DeVilbiss JGA-4041 Brush, Spring & Knob Kit is a replacement parts set for the JGA-4041 spray gun, including a brush, a spring, and a knob to refresh the tool’s internal components. It’s used for service and maintenance to restore smooth trigger action and proper material flow by replacing worn parts. The kit provides the core components needed to maintain the DeVilbiss JGA-4041 model’s performance and reliability.
