5R3 5R3 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
5KY6 5KY6 info Material: Nickel-plated brass Original producer: KASSEL-YALE (IT) Bit width (E): 19.100mm Stem diameter (B): 5.900mm Bit length (D): 12.150mm Key length (A): 54.300mm