Possession5

A person under the age of F1eighteenF1 who has with him—

a

a crossbow which is capable of discharging a missile, or

b

parts of a crossbow, which together (and without any other parts) can be assembled to form a crossbow capable of discharging a missile,

is guilty of an offence, unless he is under the supervision of a person who is twenty‐one years of age or older.