A well-know brand name in the British pigeon world, Harkers is the UK’s bestselling supplier of pigeon products since 1954. Distinct packaging and branding. For the treatment of Coccidiosis via drinking water. Treatment lasts for 7 days. Contains Amprolium Hydrochloride 3.84% w/v. Available in 2 sizes: 112ml (30 birds) and 500ml (130 birds).
