The ornamental design for a spraygunretainer, as shown and described.
FIG. 1 is a front, right perspective view of a spray gun retainer to be attached to industrial or commercial equipment such as to a frame of a pressure washer.
FIG. 2 is a front view of the spray gun retainer of FIG. 1.
FIG. 3 is a rear view of the spray gun retainer of FIG. 1.
FIG. 4 is a right side view of the spray gun retainer of FIG. 1.
FIG. 5 is a left side view of the spray gun retainer of FIG. 1.
FIG. 6 is a top view of the spray gun retainer of FIG. 1; and,
FIG. 7 is a bottom view of the spray gun retainer of FIG. 1.
The broken lines shown represent portion of a spray gun retainer and form no part of the claimed design.