KOPT Optimus Key info Bit width (E): 36.500mm Stem diameter (B): 8.000mm Bit length (D): 15.100mm Key length (A): 121.005mm
AMG5R AMG5R info Material: Nickel-plated brass Original producer: AMIG (ES) Stem diameter (B): 2.670mm Key length (A): 64.750mm Blade length (G): 27.500mm Blade width (H): 8.400mm
5R3 5R3 Out-of-Stock info Material: Nickel-plated brass Original producer: C.R. (IT) Stem diameter (B): 4.900mm Bit length (D): 24.400mm Key length (A): 93.800mm