RIO's Mainstream series of fly lines have been developed to meet the overall needs of the average and novice fly fisher, and are designed to optimize rod performance with slightly heavier and shorter head lengths.
WF4F - Headweight 10,7g. Overall Length: 24,5 meter/11,2 meterWF5F - Headweight 12,6g. Overall Length: 24,5 meter/11,5 meterWF6F - Headweight 14,9g. Overall Length: 25,5 meter/11,8 meter