Stair Stepper

FIG. 1 is a front elevational view of a stair stepper showing the new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left-side elevational view thereof;

FIG. 4 is a right-side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a first perspective view thereof;

FIG. 8 is a second perspective view thereof;

FIG. 9 is an enlarged view of the encircled portion ‘ 9 ’ in FIG. 7 ; and,

FIG. 10 is an enlarged view of the encircled portion ‘ 10 ’ in FIG. 8 thereof.

The dashed broken lines shown in the drawings are for the purpose of illustrating portions of the article and form no part of the claimed design.

The dot-dash broken line circles in FIGS. 7 - 10 depict the limits of the enlarged views and form no part of the claimed design.