Flush hinge Size: 2", 2.5", 3", 4" Thickness: 1-2.7mm Meterial: coated iron, stainless steel, copper... Flush HingeSize: 2", 2.5", 3", 4"Thickness: 1-2.7mmMeterial: coated iron, stainless steel, copper...Finish: YZ, WZ, NP, CP, GP, AC, BP, etcSize2", 2.5", 3", 4"FinishYZ, WZ, NP, CP, GP, AC, BP, etc