Knuckle Joint

FIG. 1 is a front top perspective view of the present invention.

FIG. 2 is a rear bottom perspective view thereof.

FIG. 3 is a front elevation view thereof.

FIG. 4 is a rear elevation view thereof.

FIG. 5 right side elevation view thereof.

FIG. 6 is a left side elevation view thereof.

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view there.

The dash-dash lines represent disclaimed portions of the knuckle joint that form no part of the claimed design. The dash-dot-dash lines represent claim boundary portions beyond which no claim is made.