Key (Weapons Store)

Not to be confused with Key (Phoenix Gang).

The Weapons Store Key is a quest item obtained in the Shield of Arrav quest by Phoenix Gang members. It is used to unlock and enter a door which leads to a ladder, granting access to an upper floor of a building that serves as the gangs weapons store in south eastern Varrock.

Trading
It may be traded to prospective members of the Black Arm Gang so that they may steal Phoenix Crossbows from the store and give them to Katrine in order to join her gang.