Adjustable Medium Link Chain Collar – Stainless Steel Black, 3.0mm
ClicLock Black Stainless Steel for 2.25 mm, 3.0 mm and 3.2 mm prong chain link
ClicLock Stainless Steel for 3.0 mm and 3.2 mm Prong Chain Link
Herm Sprenger 3/4" Adjustable Nylon Collar with ClicLock
Herm Sprenger BlueLine 6" Safety Clip
Herm Sprenger Extra Middle Links for 3.2 mm Prong Collars - Black Stainless
Herm Sprenger Safety Clip Adjustable 6 - 8” - Black
Neck-Tech Sport Martingale Training Collar - Stainless Steel
Neck-Tech Training Collar with ClicLock - Curogan
Neck-Tech Training Collar with ClicLock 24" - Stainless Steel
Ultra-Plus Martingale Training Collar 3.2 mm with Center Plate - Black Stainless Steel
Ultra-Plus Martingale Training Collar with ClicLock 2.25 mm - Black Stainless Steel