A 12-1/2 milliliter applicator designed to maximize user comfort. Dial-a-dose system for easy dose settings (1 to 12-1/2 milliliter in 1/2 milliliter increments). Handle spring covers for greater hygiene. Dual-size hose barb for either vaccine or drenching draw off tubes. Simple cleaning and relubricating process. NRG (needle release grip) cap allows simple attachment and release of needles with greater durability. Lightweight, compact, and durable. Soft-grip handle. 42 inch hose. Farmer’s kit comes with 12.5 optimiser™ syringe with NRG Cap, one metal drench nozzle, one plastic drench nozzle, one plastic T-bar pour-on nozzle, tubing, and two needles.