General description These 2pcs Adjustable Galvanized Boss Brackets are designed for heavy-duty building applications, providing robust support for various structures. Technical specifications Material: High quality galvanized steel Adjustable length: 100 to 150mm Upper bracket dimensions: 75 x 75 x 3mm Lower bracket dimensions: 95 x 95 x 2mm Usage Ideal for trellis, awning poles, balconies, and pergolas