Guide Flies: Classic Grey Rs2
If I had to choose one pattern for Colorado it would be a Grey Rs2. Its an amazing pattern for fishing in the film or when you see trout rolling on emergers. Play around with the color and don’t be afraid to add some flash!
Hook- Size 19 TMC 102Y
Thread- 70 UTC Grey/Black
Wing Case: Sparkle White Emerger Yard, CDC, or 4mm Veevus Mini Braid
Tail Fibers: White Florofiber