Brass Hardware - Hinges Railway Smooth Hinges CHM/CHHRSM Enquiry Discription CodeSize in InchSize in mmThickness 2mmRSM-2153 X 3/475 X 19Thickness 3mmRSM-2163 X 7/875 X 22RSM-2174 X 1.1/8100 X 28RSM-2185 X 1.1/8125 X 28RSM-2196 X 1.1/8150 X 28Thickness 4mmRSM-2204 X 1.1/8100 X 28RSM-2215 X 1.1/8125 X 28RSM-2226 X 1.1/8150 X 28Thickness 4.5mmRSM-2235 X 1.1/4125 X 31RSM-2246 X 1.1/4150 X 31RSM-2258 X 1.1/4200 X 31