RIO - Big Nasty Leaders - Rocky Mountain Fly Shop

RIO - Big Nasty Leaders

Regular price $7.99 Sale

RIO’S BIG NASTY LEADERS are designed to cast large, heavy or air resistant flies. The leaders are made of a medium stiff nylon and have a powerful taper design that easily turn over streamers, big terrestrials (like hoppers and stoneflies), and cope with tough winds. The copolymer material is incredibly tough and highly abrasion resistant.


  • Streamers 
  • Terrestrials 
  • Bass Bugs 
  • Windy Conditions
  • Medium-stiff material for turning over larger flies
  • Powerful butt section and taper for authoritative turnover
  • Hand tied perfection loop in the butt for quick rigging

Length Test Diameter

6ft 10lb .012in (.305mm)

6ft 12lb .014in (.356mm)

6ft 16lb .016in (.406mm)

6ft 20lb .018in (.457mm)