Bolt

FIG. 1 is a top-front perspective view of a bolt showing the claimed design;

FIG. 2 is a bottom-front perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The claimed design is not limited to the color shown in the drawings, and the color intensity in the drawings is included for the purpose of illustrating the appearance of the claimed design.