The original Sili-Leg Stone relies on lead wraps for weight. With the explosion of Euro Nymphing more anglers are wanting very heavy flies. RIO added a tungsten bead to this pattern to satisfy the desire for additional weight/faster sink rate.
Total Outfitters Fly Fishing Montana. Online Fly Fishing RIO PRODUCTS and Flies. Dependable angler gear for your fishing expeditions and guides in the U.S.