500 grams is the most popular in consumer fireworks shot cakes. Also known as 500 gram repeaters, one fuse start the ignition process igniting several tubes filled with explosive effects one right after another. The 500 gram cake is the life of the party for DIY backyard pyro's. Fused together, these device can produce a firework display far superior to what one would expect. These 500 grams of explosives come with a variety of firework effects.