Here at Agridirect we supply a huge range of Bolus Guns and Balling Guns. All of our products are tested and proven to be of the highest quality with guarantees from reputable manufacturers. We stock a huge range of Bolus Guns including our Allsure/Tracesure Calf Bolus Gun, Maycillin Double Bolus Gun and our EnduraBol Bolus Applicator.