Sugatsune HES3D-E190-UL DC Heavy-Duty Concealed Hinges – Dull Chrome (Set of 2)HES3D E190 DC Heavy duty 3 hour UL fire rated hinge for architectural applications Quality dull chrome finish Allows installing a hinged door flush with the wall, providing a seamless look 3 way adjustment function allows vertical, horizontal and depth adjustment after hinge has been installed Easy installation and after installation adjustment Successfully passed 300,000 open close private cycle tests Supplied with steel flat head screws Cover hides