10Sets 2020 Corner Bracket Connectors for 2020 Series 6mm Slot Aluminum Extrusion Profile Accessories(L Silver). Used for: 2020 series aluminum profile 6mm slot. M5 sliding T-nuts made of high quality carbon steel galvanized, M5x8mm hex socket cap screws made of 304 stainless steel, with good rust resistance, high hardness and long service life.
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