Aftco 50YDS Pink Saiko Pro Fluorocarbon Leader Aftco 50YDS Pink Saiko Pro Fluorocarbon Leader. Saiko Pro is a 100% custom formula fluorocarbon made in Japan for optimum leader performance. Featuring a supple yet hard finish that provides supreme abrasion resistance, Saiko Pro is stronger after abrasion than leading competitors. 12 to 80-lb test is available in both Clear and Pink. 100 to 300-lb test is available in Clear. The knot and crimped strength of AFTCO’s leader is unmatched and the line will generate bites from finicky tuna, billfish and inshore species when the other brands get refused! 100% custom formula fluorocarbon made in Japan for optimum leader performance. Made for gamefish, not lab testing—up to 20% stronger after abrasion than leading competitors. Industry leading tensile strength, abrasion resistance and break energy ratings for an unfair advantage over the competition. AFTCO SecureSpool™ makes leader storage a cinch. No more messy, uncoiled and disorganized leader spools.