https://www.cvsfarmvetsni.co.uk/castration-applicator/
Castration Ring Applicator - CVS Farm Vets NI
This stainless steel metal applicator is ideal for the administration of rubber castration and tailing rings
ring applicatorcastrationcvsfarmvets
https://thebirdringcompany.com/product/2-9mm-plastic-split-ring-25-black/
2.9mm Plastic Split Ring 25 Black rings + 1 applicator | The Bird Ring Company