The Allflex Ultra Boss & Ultra Saber Pour-On Applicator Gun is designed for easy, accurate application of Ultra Boss and Ultra Saber Pour-On Insecticides. It features an adjustable dial-a-dose syringe ranging from 5 to 30 ml in 1-ml increments, with an automatic self-refilling mechanism for efficient treatment of multiple cattle. The amber-colored barrel reduces UV exposure, while the clear dosage window ensures accurate dosing. The removable barrel allows for easy cleaning, and the kit includes the applicator gun, draw-off tubing, and two springs for convenience.