Heavier version of TMC206BL for bigger trout Caddis pupa & larva, Floating nymph, Emerger, Soft Hackle, Keel nymph, Parachute, U/E, 1XF, Organic bend, Barbless, Bronze. Heavier version of TMC206BL but still 1X fine dry fly hook. Fine tuned balance of shank and gape. Standard bronze finish. The legendary fly tyer Rene' Harrop were longing for.