Reversible 1245 Hinges - 1-1/2" Offset. Industry standard self-closing cam-rise hinges. Door opens with minimum effort. Strong self-lubricating nylon cam delivers smooth, trouble-free door operation. Cam-rise action reduces gasket wear, even with irregular floors. Built-in dwell holds door open beyond approximately 135¡. Doors lift off without disassembly or removing hinges.