KOPT Optimus Key info Bit width (E): 36.500mm Stem diameter (B): 8.000mm Bit length (D): 15.100mm Key length (A): 121.005mm
AB114P AB114P info Material: Brass Original producer: ABUS (DE) Key length (A): 77.500mm Use: Bicycles Bit thickness (F): 2.050mm Blade length (G): 27.600mm Blade width (H): 7.000mm
RO30 RO30 info Material: Steel Original producer: RONIS (FR) Stem diameter (B): 1.950mm Key length (A): 42.700mm Blade length (G): 17.600mm Blade width (H): 6.500mm