—Information accurate as of: build 904.83
The Metal Spring is a component used in the crafting of most guns available to the player. The Metal Spring tends to be more rare than other components, for while it is available in barrels, it drops at a significantly lower rate. As a result, it is more commonly found in the wooden crates that spawn with junk piles.
Springs are a major limiting factor when it comes to weapon production. In fact, the only weapons that don't require springs are the primitive weapons, the revolver, the waterpipe shotgun, the eoka pistol, the double barrel shotgun, and the rocket launcher.
When placed in a Recycler, metal springs will yield: