Rubber Leg Copper John-Red 

I consider this version of John Barr’s Copper John a must-have pattern in my Jurassic Lake fly box.
Rubber Leg Copper John-Argentine Style
Hook: Daiichi 1760 #10-#12
Thread: Semperfli Nano Silk, Black
Tail: Goose Biots, Red
Underbody: Uni-Stretch, Red
Body: Semperfli Wire, Red
Wingcase: Rainy's Stretch Flex, 1/8", Dark Reddish Brown and Semperfli Mirror Tinsel, Red
Thorax: Peacock Herl
Legs: MFC Sexi-Floss or Stretch Floss, Red
Bead: Tungsten, Red