The MB-450 Coil Spring Trap is a #1 1/2 size trap that is built for coyote (also suitable for Fox & Coon). The outside jaw spread is 5" and the inside jaw spread is 4 3/8". The MB-450 has 5/16" thick smooth closed cast jaws. Its features include a Paws-I-Trip pan system with a night latched dog, heavy levers, .135 diameter American made music wire springs, #2 USA made chain, crunch proof swivels, and a 2 piece gusseted frame for strength and reliability. >> Buy 6 –or- 12 For Special Discounted Pricing