KOPT Optimus Key info Bit width (E): 36.500mm Stem diameter (B): 8.000mm Bit length (D): 15.100mm Key length (A): 121.005mm
5MT19P 5MT19P info Material: Brass Original producer: MOTTURA (IT) Stem diameter (B): 4.950mm Key length (A): 133.200mm Use: Cartridges and boxes
AB124 AB124 info Material: Nickel-plated brass Original producer: ABUS (DE) Bit width (E): 29.000mm Stem diameter (B): 2.850mm Key length (A): 59.650mm Blade width (H): 8.200mm