Carbon Steel 90 Degree Angle Connector Bracket for All 1-5/8" Strut Channel, 4 Hole, Electro-Galvanized Coating, 5 mm (0.2 in) Thickness, 4 x 3.34 in Size, 0.25 kg (0.55 lb) per unit (8 Pack) Specification: Material: carbon steel Q235B Finish: electro-galvanized Thickness: 5 mm (0.2 in) Size: 100 x 85 mm (4 x 3.34 in) Screw hole: 13.5 mm (0.53 in) Screw hole distance: 45 mm (1.77 in) Suitable for 1-⅝ inch Strut Weight/unit: 0.25 kg (0.55 lb) Packing list: 8 x 90 Degree Angle Connector Bracket with 4 holes