MRC:
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.FEAT
Special Features:
Between g height is 9.550 inches; 4 0.154 inches and 0.159 inches holes, located at 1.187, 3.687, 6.187 and 8.687 inches from the left edge; 4 0.216 inches and 0.221 inches holes, located at 1.025, 3.525, 6.025 and 8.525 inches from the bottom edge; 2 0.098 inches and 0.106 inches , located at 2.025 , 7.525 inches from the bottom on the left side, and 2.150 and 7.400 inches from the bottom on the right side