The Masterline™ series of injector syringes was developed with comfort, durability and value in mind. Ergonomically designed for high-volume use, each syringe and drencher is capable of dispensing medication and vaccinations from both bottle mount and tube feed configurations by simply switching a few parts. Available in 2 mL, 6 mL, 12.5 mL syringe models and a 30 mL drencher model.