A weighing apparatus for a conveyor line extending along the direction of an X-axis, the weighing apparatus comprising: a force sensor disposed adjacent a vertical plane , the vertical plane extending downward from the conveyor line ; a segment connected to the force sensor , the segment extending from a first end to a second end, the segment extending parallel to the conveyor line ; a first rail extending between a first end at the vertical plane beneath the conveyor line and the segment first end; a second rail extending between the segment second end and a second end at the vertical plane beneath the conveyor line ; and wherein the first rail, segment, and second rail form an arch between the first rail first end and the second rail second end, further comprising: a poultry shackle , comprising: a force sensor contact ; wherein the poultry shackle moves on the conveyor line relative to the force sensor ; and wherein the force sensor contact moves along the segment between the second segment first end and second segment second end, characterized in that the vertical plane is parallel to an XY plane; wherein the force sensor has a bending axis plane extending from the XY plane, the bending axis plane formed parallel to a ZX plane in a +Z-axis direction; and wherein a downward angle (Θ) formed between the vertical plane and the bending axis plane is an acute angle. a force sensor disposed adjacent a vertical plane , the vertical plane extending downward from the conveyor line ; a segment connected to the force sensor , the segment extending from a first end to a second end, the segment extending parallel to the conveyor line ; a first rail extending between a first end at the vertical plane beneath the conveyor line and the segment first end; a second rail extending between the segment second end and a second end at the vertical plane beneath the conveyor line ; and wherein the first rail, segment, and second rail form an arch between the first rail first end and the second rail second end, further comprising: a poultry shackle , comprising: a force sensor contact ; wherein the poultry shackle moves on the conveyor line relative to the force sensor ; and wherein the force sensor contact moves along the segment between the second segment first end and second segment second end, characterized in that the vertical plane is parallel to an XY plane; wherein the force sensor has a bending axis plane extending from the XY plane, the bending axis plane formed parallel to a ZX plane in a +Z-axis direction; and wherein a downward angle (Θ) formed between the vertical plane and the bending axis plane is an acute angle. a poultry shackle , comprising: a force sensor contact ; wherein the poultry shackle moves on the conveyor line relative to the force sensor ; and wherein the force sensor contact moves along the segment between the second segment first end and second segment second end, characterized in that the vertical plane is parallel to an XY plane; wherein the force sensor has a bending axis plane extending from the XY plane, the bending axis plane formed parallel to a ZX plane in a +Z-axis direction; and wherein a downward angle (Θ) formed between the vertical plane and the bending axis plane is an acute angle. <EOS>