Double Bed Post Brackets For 2" Double Hook Bed Rail Slot Plates 3-15/16" x 3-3/4" (2 Brackets) Package Quantity 2 = 2 Brackets 3-3/16" Wide Inside x 3-15/16" Wide Outside x 3-3/4" High, Fits 2" Hook Plate Popular bracket used by Bed Mfg to allow either Queen or Full Size Mattress 12 ga. Steel, Made in USA