Simple and easy way to administer cooper bolus’s or almost any type of pill. No messing around with straight tube applicators where the bolus falls out, or you have to straight down the animals throat. This unit allows you to simply enter though the side of the mouth and squeeze the trigger. Bolus is held securely within the applicator so no worries about it falling out every time you try to administer the bolus. The applicator is available in both 2gm and 4gm sizes.