The Stopper Lures Metal Arm Perch Rig is perfect for fishing Perch and other species as well. The metal arms keep the size 8 hooks apart so you have more opportunity to catch more fish when a school moves in. the metal arms also prevent tangling. Great for using minnows and all sorts of live bait. The easy attachment makes switching out rigs a snap. Great for Perch, Crappie, Walleye and more!