FN adaptér 42 mm

vonkajší priemer objektívu puškohľadu                             redukční krúžok

45,5 mm                                                                                                45,5

46 mm                                                                                                   46

46,5 mm                                                                                               46,5

46.7-47.6 mm                                                                                       47

47.7-48.6 mm                                                                                       48

48.7-49.6 mm                                                                                       49

49.7-50.6 mm                                                                                       50