GBGS 12 Pcs Cross Connector Purlin Bracket Clamps Aluminum Alloy 1⅜\×1⅜\ with Bolts for Greenhouse ,Farm, Greenhouse Awning Frame Top Rail Fence Scaffolding Piping
- Material: 6063 aluminum alloy, anodized surface treatment, wear resistance, corrosion and rust prevention..
- Resistance strength: 205 MPa (≈1100 lb).