The MB-450-FH Cast Jaws Coil Spring Trap is a #1 1/2 size trap that is built to hold the meanest, baddest coyote.  The outside jaw spread is 5" and the inside jaw spread is 4 3/8".  The MB-450-FH 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.