Material:Steel Size:4.5"X4.5"X0.134" Finish:Satin Chrome What do you get:3 pcs per pack, screws and instruction manual are included Hinge Thickness: 0.134 in Fits 1-3/4 to 2 in thick doors. SPECIFICATION: Full Mortise & Loose Pin Operating Plain Bearing Hinge Square Corner Radius. BALL BEARING: Extremely Smooth and Quiet Operation, Perfect for any Commercial or Intensively Used Door. STURDY: Heavy-duty, Top-quality Steel Construction. Hinges Meet UL Listed Standards and are suitable for all Doors Including Fire-Doors. ATTENTION TO DETAIL: Fully Adjustable, Automatic Closing Door Feature with Installation Hardware. Hinge Thickness: 0.134 in Fits 1-3/4 to 2 in Thick Doors. AFTER-SALES SERVICE: Our Hinges are of High quality. If You Have any Questions About Door Hinge Satin Nickel, Please Us