These tips are used on the VersiTip and Skagit lines and feature the RIO welded loops that are marked for size and color-coded for easy identification. 

SINK TIP RATES and COLOR CODES:

Clear AquaLux intermediate: 4 wt – 12 wt

DC Type 3 Sinking: 4 wt – 12 wt (yellow loop)

DC Type 6 Sinking: 4 wt – 12 wt (gray loop)

DC Type 8 Sinking: 8 wt – 12 wt (green loop)