Simpson Strong-Tie ITS2.37/9.5 Top Flange I-Joist Hanger (Pack of 25) 18 Gauge 2-7/16"W x 9-7/16"H x 2"B x 1-7/16"TF Use with 10d Fasteners Zinc galvanized finish containing 0.90oz of zinc per square foot of surface area (total both sides)