Supports single double rod to eliminate bowing... Two 2-double support wires included with purchase... Recommended use of a wall anchor when mounting into drywall... Specifications: Collection Name: N/A... Color/Finish Family: Silver... Package Quantity: 2... Width (Inches): 0.77... Length (Inches): 4.72... Type: Double curtain rod bracket... Material: Steel... Manufacturer Color/Finish: Zinc... Item number 300386