ITEM NAME:4pcs 50Kg Body Load Cell Weighing Sensor Resistance strain Half-bridge Total OZ 4pcs 50Kg Body Load Cell Weighing Sensor Resistance strain Half-bridge Total When measuring, the correct force is applied to the outer side of the strain E-shaped beam portion of the sensor (i.e., a strain gauge affixed to the middle, with a beam of white plastic cover arm) and the outside edges to form a shear force in the opposite direction, i.e., in the middle of strain beam bending necessary changes can occur under stress, strain beam side by another force can not have a barrier..Model: Weighing Sensor Strain Of Half-bridge Sensor.