Quick answer
For raw link strength and a classic blunt design, the Herm Sprenger Ultra-Plus prong collar links are the more robust choice. If you prioritize a modern, customizable fit with a sleek matte finish, the NeckTech links offer superior adjustability and corrosion resistance.
Strength vs. Customization: The Core Trade-Off
When comparing Herm Sprenger prong collar links, the primary difference lies in their design philosophy. The Ultra-Plus links use a traditional blunt prong that is effective for training but offers limited adjustability. The NeckTech links, on the other hand, are designed for a precise fit, allowing you to add or remove links to achieve the perfect length.
This trade-off means that if your priority is maximum link strength and a proven training tool, the Ultra-Plus is the stronger choice. If you need a collar that can be fine-tuned to your dog's neck size without compromising on stainless steel durability, the NeckTech provides that flexibility.
Material and Finish Differences
Both link types are made from stainless steel, but the NeckTech links feature a matte black finish that reduces glare and resists scratches. The Ultra-Plus links come in a standard stainless steel finish. While both resist rust and corrosion, the NeckTech's coating adds an extra layer of protection against wear from daily use.
For heavy duty dog collar applications, the matte finish on the NeckTech may show fewer signs of use over time, while the Ultra-Plus's simpler design may be easier to clean and inspect for wear.
Trade-offs at a glance
- Ultra-Plus Prong Collar Links: Choose these if you need maximum link strength and a proven, blunt training design. They are less adjustable, so you must buy the correct collar size initially. Best for owners who prioritize strength over fit customization.
- NeckTech Fun Extra Links: Choose these if you want a modern, matte black finish and the ability to fine-tune collar length. Each link adds exactly 1.25 inches, making it easy to get a perfect fit. Best for owners who need a customizable fit and want a sleek, scratch-resistant finish.
- Material and Durability: Both are stainless steel, but the NeckTech's matte coating offers better scratch resistance. The Ultra-Plus's simpler design is easier to inspect for wear. Consider your environment: matte finish for daily wear, standard for easy inspection.
Product facts at a glance
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3.25mm Black Stainless Herm Sprenger Ultra-Plus Prong Training Dog Collar Replacement Links: These links are used to add length to the Herm Sprenger Ultra-Plus Prong Training Dog Collars. The blunt design is effective and easily attaches to existing links for a perfect fit. The blunt prong design provides a secure, traditional training feel, but the lack of fine adjustment means you may need to buy multiple links to get the exact collar length.
3.25mm Black Stainless Herm Sprenger Ultra-Plus Prong Training Dog Collar Replacement Links
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Herm Sprenger NeckTech Fun Extra Matte Black Stainless Links: Each extra link for stainless steel Neck-Tech collars will add 1.25″ (3 cm) to the total length of the collar. Extra link is made of Stainless Steel, to prevent rust or corrosion. The precise 1.25-inch increment allows you to customize the collar length exactly, and the stainless steel construction ensures long-lasting durability in wet or muddy conditions.
Herm Sprenger NeckTech Fun Extra Matte Black Stainless Links
Which one should you choose?
Best for
- Owners who need a heavy duty dog collar with maximum link strength and a traditional training feel
- Trainers who prefer a blunt prong design for consistent correction
Not for
- Owners who need a precise, adjustable fit for a dog with a neck size between standard collar lengths
- Those who want a modern, scratch-resistant matte black finish for daily use




