Duke Traps #1 Coil Spring Foot Trap for Mink Muskrat Raccoon 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. The #1 4 Inch Coil Spring Foot Trap is a foot-hold restraining device used to catch and hold wild animals. Coil Spring Traps are manufactured of steel components and powered by a set of compact coil springs. #1 coilspring 4 inch jaw spread, for mink muskrat coon skunk and weasel. Used to catch and hold wild animals Steel components