Total is 20 packs. *50Lb. Test Fishing line. *Come with Two 5/0 High Quality Hooks. *High end feathers increase good action. *Main line has swivels on each end to attach to your fishing line. *The Feather Rockfish rigs are good at catching rock fishes. *Attach enough weight to the snap swivel so the rig can be lowered to the bottom. *For best results, use a metal bar type jig as your weight, or attach small pieces of squid to the hooks themselves. *A slow vertical jigging motion will induce the most strikes. From Mexico to the Pacific Northwest and Florida up through Canada, these rigs are widely used by anglers for vertically jigging cod, rock fish, catfish, smelt, croaker and various similar fish. Swivels attach at each end of rig.