Herm Sprenger Black Stainless Steel Prong Collar with Swivel 2.25mm 41cm (16in)
Amazon.com : Herm SPRENGER Ultra-Plus Prong Dog Training Collar, 2.25 mm x 13" Neck Size, 2.25 mm x 16" Chain Length, Steel Chrome Plated Dog Prong Collar, Pinch Collar for Dogs, Dog
Dog Prong Collar with Quick Release | Chrome Plated Dog Collars - £41.16