• This ULTRA-PLUS Training prong collar offers more flexibility between the dog collar and the leash due to the unique swivel design.
• This collar is one of our popular classic versions, perfect for professional dog training.
• It features a quick-release option when using snap hook (Item #60490)

The base neck size for each wire gauge is as follows:

2.25mm -> fits up to a 13" neck measurement; designed for use in dogs up to 40lbs

3.2mm -> fits up to a 19" neck measurement; designed for use in dogs up to 88lbs

4mm -> fits up to a 21" neck measurement; designed for use in dogs up to 154lbs

If your dog exceeds the starting length capacity of your suggested wire gauge size, you will need to purchase additional middle links

Specifications: Stainless Steel; Swivel; Snap Hook