A solid brass butterfly hinge designed for smooth door movement, secure mortise installation, and a more decorative architectural finish. Suitable for residential doors, cabinets, and light commercial interior applications. Material: Solid BrassHinge size: 4.02" H × 2.52" W when open / 102 mm H × 64 mm W when openLeaf width: 1.57" / 40 mm on frame side; 0.94" / 24 mm on door sideThickness: 0.14" / 3.5 mmPin diameter: 0.55" / 14 mmHole count: 8 screw holesPin type: Removable pin — allows the hinge leaves to separate by removing the center pin, without unscrewing the hinge from the door or frame.Bearing type: Plain bearingOpening angle: 180°Installation: Mortise installationMinimum door thickness: 1 3/8" / 35 mmApplication: Interior doors, cabinets, and architectural door applicationsWeight capacity: Up to 88 lb / 40 kg per hinge, subject to proper installation and door/frame suitabilityWeight: 0.5 lb / 226 g per hinge