Crafted from brass with a clean, understated barrel design, this 4" plain butt hinge is made for interior door applications where a simple architectural look is preferred. The compact open width gives it a discreet profile, while the 3 mm leaf thickness provides a solid, substantial feel for everyday residential use. This is a non-ball-bearing hinge with a 180° opening angle and a mortise-style installation. Matching screws are included. Specifications:• Material: Brass• Included: 1 hinge with matching screws• Size: 4" hinge• Open size: 4" H × 3.3" W when open, approx. 102 mm H × 84 mm W• Barrel diameter: 0.6", approx. 14 mm• Leaf thickness: 0.12", approx. 3 mm• Screw count: 8 screws• Opening angle: 180°• 4 in load capacity: 40 kg per hinge, subject to proper installation and door/frame suitability• Bearing: None / plain bearing• Use: Interior doors• Installation: Mortise installation