GT7G GT7 info Original key: Y Stem diameter (B): 8.000mm Key length (A): 125.150mm Hole diameter (C): 4.700mm
XZ3B XZ3B info Material: Steel Original producer: ZEISS IKON (DE) Stem diameter (B): 7.000mm Key length (A): 85.800mm
YA103R YA103R info Material: Brass Original producer: YALE (DE, GB, IT, US) Key length (A): 63.75 Blade length (G): 32.65 Blade width (H): 8.950mm Cuts: 6+6 cuts