Combining our \'Superflo\' technology with our best-selling 40+ Extreme fly lines was a mouth water prospect. The ability to incorporate Superflo\'s ultra thin running line and super slick coating would enable the 40+ fly line range to produce even longer casts!   Easy casting 35ft head Twin colour for optimum loading - Yellow Running Line Power-core Excellent single hand/switch casting line Overall length 41yards / 123ft Initial testing of the Superflo 40+ Extreme fly line range simply left us speechless, and we haven\'t stopped smiling since.  Built upon our legendary low stretch power core, you\'ll have no trouble feeling takes and setting hooks at 40+ yards, and believe us, you\'re going to need it! Forty Plus Extreme Head Length: 35ft If you\'re a more prolific caster, check out the Airflo 40+ Expert fly line range, a 45ft long head.