KASON Reversible Cam-Rise Spring Hinge, 1-1/8" Offset

Spring mechanism adds extra closing force to overcome air resistance on heavy walk-in doors. Special high-lift cam system outperforms similar spring hinges. Cam-rise action reduces gasket wear, even with irregular floors. Built-in dwell holds door open beyond 130°. Simple manual operation reverses hinges for use on right- or left-opening door.