Generation X Caddis Emerger

Hook: 3X-long nymph or streamer hook, sizes 16 to 12.
Thread: Olive 8/0 (70 denier).
Underbody: Lead wire.
Body: Olive Swisher’s Generation X or Hare’e Wiggle Dubbing.
Wing case: Pheasant tail fibers.
Legs: Brown hen hackle with one rubber leg on each side 
    of the fly.
Head: Three pieces of peacock herl.