This is the smallest size and is known as the RAT TRAP. It has a single spring, and the jaws spread three and a half inches when set.
This size is called the MUSKRAT TRAP, and the jaws spread four inches. It is especially designed for the capture of the mink, marten, and animals of similar size.
This is known in the trade as the MINK TRAP, and the jaws spread nearly five inches. It is adapted for the fox, raccoon, or fisher.