5SER3 5SER3 info Material: Brass Original producer: SERCAP (IT) Stem diameter (B): 4.700mm Key length (A): 107.200mm Use: Cartridges and boxes
SEJF21A 21A info Stem diameter (B): 7.000mm Bit length (D): 20.000mm Key length (A): 75.900mm Hole diameter (C): 3.550mm Bit thickness (F): 2.950mm
ST2 STUV-2L info Stem diameter (B): 6.400mm Bit length (D): 16.200mm Key length (A): 90.500mm Hole diameter (C): 3.500mm Bit thickness (F): 2.900mm