1. Material: steel 2. Finish: nickel plated 3. Base plate: 2 holes or 4 holes 4. Angle of opening: 110 degree 5. Depth of hinge cup 13mm 6. Diameter of hinge cup: 35mm 7. Distance of cup hole: 48mm. 1.Weight: 88grams/pc 2. Depth of hinge cup 13mm 3. Diameter of hinge cup: 35mm 4. Distance of cup hole: 48mm