Prong Collar 20in 3.0mm Hunter Orange - Quick Release ClicLock

In this review of the Herm Sprenger prong collar variant, the author looks at a 20in, 3.0mm stainless steel collar finished with a hunter orange Biothane insert and a Quick Release ClickLock buckle. The bottom line: this collar is for handlers who need a precise, adjustable training tool for dogs with necks up to 16 - 17in because the short-link design and secure buckle let owners fine-tune fit and apply consistent correction safely when used as instructed.

Key Features

• Adjustable length: The 20in overall length can be shortened or lengthened by removing or adding links so it fits necks up to 16 - 17in.
• Short link design: Seven short links on each side provide tighter, more accurate regulation of collar tightening during training than longer-link models.
• Quick release ClickLock buckle: The ClickLock buckle allows fast placement and removal of the collar while keeping the chain assembly secure during use.
• Biothane insert: A U.S.-made Biothane insert reinforces the buckle connection and adds stability so the jacketed area resists wear and movement.
• Swivel D-ring: The swivel D-ring permits 360-degree leash rotation to reduce tangles and maintain consistent pressure direction.
• Durable construction: German-made stainless steel links with a 3mm wire gauge deliver reliable strength for training applications.

Who It's For

This collar suits experienced handlers and trainers who use prong collars as a controlled training aid and need a model that is adjustable and precise for medium to large dogs whose neck measures up to 16 - 17in. The Quick Release ClickLock and Biothane reinforcement make it practical for frequent on/off use and for handlers who value a tidy, stable buckle connection.

It is not intended for first-time dog owners who have not been instructed in correct prong collar fit and use, nor for dogs with neck sizes outside the stated range. For owners seeking a non-corrective flat collar or a harness for behavioral management, other products will be more appropriate.

Pros & Cons

Pros

• Short links allow more precise adjustment and more consistent corrective action during training.
• ClickLock buckle provides quick removal and secure fastening for convenience without sacrificing safety.
• Biothane insert and swivel D-ring add stability and tangle-free leash handling in daily use.

Cons

• Requires correct fit and experienced handling to be effective and safe; not a beginner-friendly collar.
• Limited to dogs with neck sizes up to 16 - 17in, so owners of larger dogs must choose a different size.

Specifications

Brand	Herm Sprenger (made in Germany)
Overall length	20in
Wire gauge	3mm
Neck size fit	Up to 16 - 17in
Link style	Short links (7 per side)
Buckle	Quick Release ClickLock with plastic jacket
Insert	U.S.-made Biothane for buckle stability

Our Verdict

This 20in, 3.0mm Herm Sprenger prong collar in hunter orange is a precise, well-built training tool for handlers who understand proper prong collar use and need fine adjustment for dogs with necks up to 16 - 17in. The ClickLock buckle and Biothane reinforcement add practical convenience and stability, making it good value for experienced users who require consistent, reliable performance.

Frequently Asked Questions

How do I size this collar for my dog?
Measure your dog at the widest part of the neck; this 20in collar is intended for dogs with neck sizes up to 16 - 17in and can be adjusted by removing or adding links.

Does the plastic jacket affect the buckle function?
No, the plastic black jacket is designed to slide on and off the unfastened buckle and does not compromise the ClickLock functionality.

Where is this collar made?
The stainless steel prong links are made in Germany and the Biothane insert is assembled and enhanced in the U.S.A.; contact the seller via your orders page for warranty questions.