Designed to present two lures at the same time, the upper arm swivels 360 to avoid fouling, and the pre-weighted lower arm keeps the whole Mr. Crappie Troll-Tech Crappie Rig in the strike zone. Use just for tight-line trolling, spider rigging, or vertical fishing. It's never been easier to double your chances! Designed to present two lures at the same time Upper arm swivels 360 to avoid fouling Pre-weighted lower arm keeps the whole rig in the strike zone Use tight-line trolling, spider rigging, or vertical fishing