2024-T4 AL ALLOY; 1.75 IN L; 1.00 IN H; 1.00 IN W;ITEM HAS INTERNAL GEAR FROM TOP TO BOTTOM;ITEM HAS HOLE .200 IN DIA;HOLE CENTER IS POSITIONED HORIZONTAL 0.25 IN FROM LEFT FRONT CORNER AND VERTICALLY UPWARD 0.31 IN AT RIGHT ANGLE;ITEM HAS ONE INSERT MS21209F1-20 INSERTED IN THE TOP LEFT SIDE OF ITEM