Rio Spey VersileaderRIO'S VersiLeaders have a strong nylon core of 25 lbs and come in a range of different sink rates. They are a great addition to Spey lines and Scandinavian style heads and provide the angler with a wide range of quick change depth options. A neat, bullet proof welded loop at the butt end allows for fast rigging. The leaders are available with the following sink rates: 1. 5 ips (clear loop) 3 ips (green loop) 4 ips (red loop) 5 ips (blue loop) 7 ips