RIO Fly Fishing Trout 7' Sinking 3Ips Fishing Tackle, Clear RIO's Trout VersiLeaders are designed for the fly fisher who needs a quick-change option for converting a floating line to a sink tip. Each VeriLeader is tapered for the best in performance and has a 12lb nylon core coated in PVC. A neat, bullet-proof welded loop at the butt end allows for fast rigging.