GT2 GT2 info Original key: Y Stem diameter (B): 8.000mm Key length (A): 76.850mm Hole diameter (C): 4.800mm
GER39 Gerda 39 info Original key: Y Bit width (E): 18.400mm Stem diameter (B): 6.900mm Bit length (D): 9.400mm Key length (A): 71.150mm Bit thickness (F): 6.400mm