"The item measures a minimum of 2.580 inches and a maximum of 2.600 inches in length, with a width ranging from 2.160 to 2.180 inches and a thickness between 0.060 and 0.070 inches. An additional 0.160 +/- 0.001 inch thick plate is attached at the center. The item features four attachment holes, each 0.149 inches in diameter, located at the corners. Three holes near the center are also present, with a diameter of 0.379 inches and forming a triangle. Each hole is positioned 0.801 inches from one another. The material used is aluminum alloy QQ-A-325."