THAMA 223 Vaccination GunThaMa 223 all metal fixed dosage syringe for small animals Fast, ultra precise and ergonomic with unique valve and vial holder ThaMa 223 features the fixed dosage technology with a unique vial holder for pigeons, rabbits, piglets and other small animals. Equipped with a special valve and unique Vial Holder, the ThaMa 223 can work with any vaccine available sers can administer vaccines directly from the manufacturers bottle or from a light plastic