It becomes available after completing the mission Franklin and Lamar in Story Mode. In GTA V, the Grenade can be simply found and picked up around the map (see the spawn locations in the 'Appearances' section below), or it can be purchased for a price of $150. How to get the Grenade in GTA 5 Story Mode: The Grenade also appears in Grand Theft Auto VI, Grand Theft Auto IV, GTA San Andreas, GTA Vice City and Grand Theft Auto III. The design of the Grenade is based on a real life The Grenade is a weapon in the Thrown Weapons class featured in Grand Theft Auto V and GTA Online.
