FIG. 1 is a top front right perspective view of a fastener showing the new design;
FIG. 2 is a right side elevation view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a front elevation view thereof;
FIG. 5 is a top front right perspective view of the fastener from FIG. 1 in a fastened state;
FIG. 6 is a right side elevation view of the fastener from FIG. 5;
FIG. 7 is a top plan view of the fastener from FIG. 5;
FIG. 8 is a front elevation view of the fastener from FIG. 5;
FIG. 9 is a top front left perspective view of a second embodiment of the new design;
FIG. 10 is a left side elevation view of the design from FIG. 9;
FIG. 11 is a top plan view of the design from FIG. 9;
FIG. 12 is a front elevation view of the design from FIG. 9;
FIG. 13 is a top front left perspective view of the design from FIG. 9 in a fastened state;
FIG. 14 is a left side elevation view of the design from FIG. 13;
FIG. 15 is a top plan view of the design from FIG. 13;
FIG. 16 is a front elevation view of the design from FIG. 13;
FIG. 17 is a top front left perspective view of a third embodiment of the new design;
FIG. 18 is a left side elevation view of the design from FIG. 17;
FIG. 19 is a top plan view of the design from FIG. 17;
FIG. 20 is a front elevation view of the design from FIG. 17;
FIG. 21 is a top front left perspective view of the design from FIG. 17 in a fastened state;
FIG. 22 is a left side elevation view of the design from FIG. 21;
FIG. 23 is a top plan view of the design from FIG. 21;
FIG. 24 is a front elevation view of the design from FIG. 21;
FIG. 25 is a top front left perspective view of a fourth embodiment of the new design;
FIG. 26 is a left side elevation view of the design from FIG. 25;
FIG. 27 is a top plan view of the design from FIG. 25;
FIG. 28 is a front elevation view of the design from FIG. 25;
FIG. 29 is a top front left perspective view of the design from FIG. 25 in a fastened state;
FIG. 30 is a left side elevation view of the design from FIG. 29;
FIG. 31 is a top plan view of the design from FIG. 29;
FIG. 32 is a front elevation view of the design from FIG. 29;
FIG. 33 is a top front right perspective view of a fifth embodiment of the new design;
FIG. 34 is a right side elevation view of the design from FIG. 33;
FIG. 35 is a top plan view of the design from FIG. 33;
FIG. 36 is a front elevation view of the design from FIG. 33;
FIG. 37 is a top front right perspective view of the design from FIG. 33 in a fastened state;
FIG. 38 is a right side elevation view of the design from FIG. 37;
FIG. 39 is a top plan view of the design from FIG. 37;
FIG. 40 is a front elevation view of the design from FIG. 37;
FIG. 41 is a top front left perspective view of a sixth embodiment of the new design;
FIG. 42 is a left side elevation view of the design from FIG. 41;
FIG. 43 is a top plan view of the design from FIG. 41;
FIG. 44 is a front elevation view of the design from FIG. 41;
FIG. 45 is a top front left perspective view of the design from FIG. 41 in a fastened state;
FIG. 46 is a left side elevation view of the design from FIG. 45;
FIG. 47 is a top plan view of the design from FIG. 45; and,
FIG. 48 is a front elevation view of the design from FIG. 45.
The broken lines shown in the drawings are included for the purpose of illustrating environmental structure and form no part of the claimed design.