Devaux JBNT04-N Tungsten Nymph Fly

Devaux JBNT04-N Tungsten Nymph Fly stands out as the preferred choice for demanding anglers seeking a high-performance and durable artificial fly for river fishing. This premium fly combines technological innovation, carefully selected materials and the expertise of the renowned Devaux brand. Offering a realistic presentation, a fast sink rate thanks to its tungsten bead, and proven effectiveness across a wide variety of waterways, the JBNT04-N meets the expectations of modern anglers aiming to optimize their trout fishing sessions.

1. Technical features of the Devaux JBNT04-N

• Main materials: body crafted from selected natural and synthetic fibers


• High-density tungsten bead for rapid immersion


• Designed for nymph fishing in rivers and reservoirs


• Hand-tied with precision assembly ensuring robustness


• Reinforced hook to guarantee secure hook-ups


• Realistic details perfectly imitating aquatic invertebrates


• Compatible with all modern nymph fishing techniques

2. Benefits and key strengths of the product

Superior quality and realism: Devaux craftsmanship delivers a nymph with high realism that entices trout to strike even in tough conditions. The tungsten bead optimizes fishing depth by quickly reaching the desired water layer, increasing catch rates.

Innovation: The use of innovative materials and modern tying methods ensures extended longevity, even with repeated use.

Versatility: Suitable for multiple biotopes, it performs equally well in fast-flowing and calm waters. Its design makes it compatible with all current trout fishing strategies and rigs.

Instant immersion: Thanks to its high-density tungsten bead, the fly reaches the trout activity zone rapidly, where other models may take longer to sink.

3. Usage tips and recommended rigs

To fully exploit the advantages of the Devaux JBNT04-N, favor discreet rigs with fine, strong tippets. Best results are obtained when sight-fishing or using the “nymph on the drift” technique, leveraging the tungsten density to keep the nymph in contact with the bottom. It is recommended to pair it with a camouflaged leader and a light weighted head if water depth requires it. Its strong visual appeal also makes it effective on wary fish in clear conditions.

4. Expert testimonial

“Since its release in 2025, the Devaux JBNT04-N has become a staple in my kit thanks to its ability to attract trout even in heavily pressured waters. The fast sink provided by the tungsten bead allowed me to reach fish holding near the riverbed, and its durability remains impeccable after multiple catches. An essential for any serious angler.”

5. FAQ and additional information

How should I care for the fly?
To maximize the lifespan of your Devaux JBNT04-N, rinse it in fresh water after each use and dry it thoroughly.

What species should I target with this nymph?
Primarily intended for trout, the JBNT04-N is also effective on other salmonids found in rivers.

Is the nymph suitable for fast water?
Yes, its density helps keep the fly in contact with the bottom even in strong currents.

Don’t wait to discover the performance of the Devaux JBNT04-N and make the difference on your next fly-fishing sessions!