The sound of success: an urgent, low-frequency knock-knock-knock that's specially calibrated to drive fish wild. Like a drumbeat, the Bill Lewis Rat-L-Trap knock-down Mag trap gets big fish up and moving and that proven Rat-L-Trap combination of broad sided flash plus super tight wiggle just does the rest. When you're probing deeper water or matching an upsized hatch, reach for a Bill Lewis knock-n Mag trap! equipped with premium mustad triple grip hooks for maximum holding power after the strike.