10 2.689 11 2.899 12 3.109 13 3.319 Single-Piece Flats1 Maximum Single-Piece Weight (ounces) ($) 1 1.00 2 1.21 3 1.42 4 1.63 5 1.84 6 2.05 7 2.26 8 2.47 9 2.68 10 2.89 11 3.10 12 3.31 13 3.52 ***** Keys and Identification Devices Maximum Keys and Weight Identification Devices (ounces) ($) 1 3.54
10 2.689 11 2.899 12 3.109 13 3.319 Single-Piece Flats1 Maximum Weight (ounces) Single-Piece ($) 1 1.00 2 1.21 3 1.42 4 1.63 5 1.84 6 2.05 7 2.26 8 2.47 9 2.68 10 2.89 11 3.10 12 3.31 13 3.52 ***** Keys and Identification Devices Maximum Weight (ounces) Keys and Identification Devices ($) 1 3.54