KastKing Fluorokote Fluorocarbon Coated Fishing Line
- Line Weight: 4 lb
- Size: 4LB(300Yard)
- Length: 300 Yards
- Pieces: 900 feet
Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A 4 lb test PVDF fluorocarbon line on a 300-yard clear spool, built for finesse presentations rather than heavy tackle.
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ASIN: B017AR85Y8Category: Fluorocarbon Fishing Lines
Overview
This KastKing line is a 4 lb test fluorocarbon line made from polyvinylidene fluoride (PVDF), the material that makes it a true fluorocarbon rather than a coated monofilament. It comes on a 300-yard clear spool.
Fluorocarbon lines are generally denser and less visible underwater than standard monofilament, which is why anglers reach for them on clear water or spooky fish. At 4 lb test, this spool is built for light lines and finesse presentations rather than heavy cover or big fish.
- PVDF fluorocarbon material
- 4 lb line test
- 300-yard (900 ft) spool
- Clear finish
Who it's for
Fits anglers doing light-line, finesse presentations who want a true fluorocarbon rather than a blend. Not suited to heavy cover fishing or species that need higher line strength.
Pros and cons
- True PVDF fluorocarbon rather than a coated blend
- 300-yard spool gives plenty of line for repeated re-spooling
- Light 4 lb test suits finesse presentations
- 4 lb test limits it to light-line applications
- Not built for heavy cover or larger fish
Performance notes
PVDF construction is what makes this a genuine fluorocarbon rather than a coated line, generally giving it lower visibility underwater and more density than monofilament of the same diameter. At 4 lb test, it is sized for light spinning setups rather than baitcasting or heavy cover.
Specifications
| Brand | KastKing |
|---|---|
| Dimensions & fit | |
| Line Weight | 4 lblower than 89% of 39 fluorocarbon fishing lines |
| Size | 4LB(300Yard) |
| Length | 300 Yards |
| Item Weight | 0.01 Ounces |
| Construction & materials | |
| Material | Polyvinylidene Fluoride |
| Color | Clear |
| Included components | |
| Pieces | 900 feet |
| Other details | |
| Technique | Fluorocarbon |
Closest rivals on specs
Berkley Trilene 100% Fluorocarbon Ice Fishing Line- Line Weight 4 vs 3 lb (+33%)
P-Line Floroclear Fishing Line Filler Spool- Line Weight 4 vs 2 lb (+100%)
Frequently asked questions
Is the KastKing FBA_KK-FK line a true fluorocarbon?
Yes, it is made from PVDF, the material that defines fluorocarbon line rather than a coated blend.
What line weight does this spool come in?
4 lb test.
How much line is on the spool?
300 yards, listed as 900 feet.