baitcasting reel braking system CONBROS Reel, Baitcaster Fishing Reel, Magnet System,17.8LB Carbon Fiber Drag,10 +1 Shielded Stainless Steel Ball Bearings,7.3:1 Gear Ratio (Left Hand-7.3：1) : Sports & Outdoors KastKing MegaJaws Baitcasting Reels one PL Baitcasting Fishing Reel Lightweight

My 5000C serial number research continues to point to January 1968 as the date when all frames changed, however, it is the 6000 model that may have been the first to use the "new" 3-screw frame by at least November 1967

And in both cases the braking system controls the speed the spool will be slowed down at the end of the cast

Hope to do business with them again

But in the last couple years, there have been some fantastic affordable fluorocarbon lines introduced to the market, Seaguar BasiX being the first to come to mind

For beginners, a slightly heavier monofilament or fluorocarbon line (12-17 lb test) is often more forgiving than braid