AKAREX AKA R info Material: Brass Key length (A): 40.250mm Bit thickness (F): 1.800mm Blade length (G): 20.800mm Blade width (H): 7.300mm
KOPT Optimus Key info Bit width (E): 36.500mm Stem diameter (B): 8.000mm Bit length (D): 15.100mm Key length (A): 121.005mm
EMK4R EMK4R info Material: Steel Original producer: EMKA (FR) Stem diameter (B): 1.650mm Key length (A): 41.600mm Blade length (G): 16.000mm Blade width (H): 5.500mm