Top has a barrel swivel for connection to the mainline
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Bottom has a snap swivel for connection to a sinker
Editorial Reviews:
Product Description Weldons popular Perch Rig features 45 stainless steel cable construction. Each rig has two arms with clear tubing to slip over the end when snelled hooks are in place keeping the hooks out and away from the rig. The top has a barrel swivel for connection to the mainline and the bottom has a snap swivel for connection to a sinker.