The new power hinge: a set of zinc aluminum alloy hinges, and the solid heavy hinges, multiple advantages in one of the powerful hinge is the preferred baking equipment accessories. Chromium plating on the surface of all steel plate. There are a variety of different height specifications (such as 25 high, 29 high, 35 high, 40 high, 50 high, 55 high) in order to apply the different thickness of the oven door.