Introducing the Duke Dog Proof Raccoon Trap! Features heavy duty machine chain with swivels attached. This trap comes equipped with a stake attached directly to the bottom of the trap. Set it, stake it, and forget it. It's that simple. The Duke Dog Proof Raccoon Trap features heavy duty coil springs and trigger system. Coil Spring Traps are foot-hold restraining devices used to catch and hold wild animals. This style of trap has been in use since the early part of the 20th century and is widely accepted as a cost effective and efficient tool for managing wildlife populations. Coil Spring Traps are manufactured of steel components and powered by a set of compact coil springs.