Stainless Steel Prong Training Dog Collar, Two-Ring Center Plate Design with Assembly Chain in Three Wire Gauges

This stainless steel prong training collar uses a center plate, assembly chain and two rings in a classic design intended for experienced dog-training handling. Three source-verified wire gauges provide different starting neck capacities and dog-weight guidance.

The 2.25 mm option fits up to a 13-inch neck and is listed for dogs up to 40 lb, the 3.2 mm option fits up to a 19-inch neck and is listed for dogs up to 88 lb, and the 4 mm option fits up to a 21-inch neck and is listed for dogs up to 154 lb. Additional middle links are sold separately when more starting length is required.

Key Features

• Stainless steel construction with a center plate and assembly chain.
• Two-ring configuration matches the verified source design.
• Three wire gauges provide distinct starting neck capacities and listed dog-weight ranges.
• Additional compatible middle links can extend the starting length when purchased separately.
• Exact source variants retain their individual wire gauge, price and procurement mapping.

Specifications

• Brand: Herm. Sprenger NA LP
• Product type: stainless steel prong dog training collar
• Material: stainless steel
• Construction: center plate, assembly chain and two rings
• 2.25 mm wire gauge: fits up to a 13 in neck; listed for dogs up to 40 lb
• 3.2 mm wire gauge: fits up to a 19 in neck; listed for dogs up to 88 lb
• 4 mm wire gauge: fits up to a 21 in neck; listed for dogs up to 154 lb
• Extension note: additional middle links are not included and may be purchased separately

Measure the dog's neck before choosing a wire gauge and seek guidance from an authorized trainer if you are new to this type of collar. The source advises against use on dogs under 7–9 months old, depending on breed. Inspect the collar and links before every session and discontinue use if any component is damaged or improperly fitted.