I am looking to buy some 1/2" steel balls for my slingshot. But I am not sure which one is cheapest. Is there like an elite store for slingshots and ammo where I can buy materials and supplies for cheaper than other places?

hi guys if your looking for cheap ammo in the UK check this out http://www.brindley-steel-forging.co.uk/acatalog/Mild_Steel_Balls.html:D:D:D look under mild steel balls

This is a very traditional ammo used on slingshots in Brazil. It is called "mamona". It is the seed of a juicy plant that grows everywhere. Just leave some earth uncovered and it grows. It is not very hard, but hurts like hell when you get hit. And also have spikes!