The Tiardey 2PCS PU-50 Quick Release Plate is made of high-quality aluminum alloy, providing high strength and low weight. It features CNC precision machining technology to protect your camera from wear and tear. The quick release plate includes 1/4 inch screws made of stainless steel for easy installation. It also has an anti-slip rubber mat for improved stability and friction. The anodized surfaces make the plate corrosion-resistant, wear-resistant, and smooth. The package includes two PU 50 quick release plates.