12" Strut Channel Shelf Bracket LH - Electro-Galvanized Baluster Connectors these screws provide a strong

these screws provide a strong balance of corrosion resistance and structural strength

there is the Simpson MBHU Masonry Beam Face-Mount Hanger

Its embedded anchor portion engages the masonry or concrete wall

this screw is designed for both interior and exterior use in demanding panel-clip and metal-to-metal or wood-to-metal installations

Suitable for interior and protected exterior use

12" Strut Channel Shelf Bracket LH - Electro-Galvanized Baluster Connectors these screws provide a strong12" Strut Channel Shelf Bracket Left Hand Electro Galvanized is a shelf bracket that attaches directly to Strut Channel. The Strut Channel Shelf Brackets in most cases are used for shelving, adjustable racking, and cable tray support. These brackets are Electro Galvanized Steel and should be used in interior applications where conditions are dry, and humidity is low.