Set Contents - The package includes 5 aluminum DIN rails. Material: Aluminum; Color: Silver Tone; Length: 200mm / 8 inches; Width: 35mm / 1.38 inches; Height: 7.5mm / 0.29 inches; Thickness: 1.2mm / 0.047 inches. Good Quality Material - These slotted DIN rails are made of aluminum, which is sturdy, reliable, rust-resistant, and not easily deformed, allowing for long-term use. uxcell 5 Pcs Aluminum DIN Rail, 8 inches Long, 35mm Wide, 7.5mm High, C45 Terminal Block Contactor DIN Rail Terminal Block 1982