Merck — Ultra Boss Pour-On Applicator Gun

Use to easily spread Boss and Ultra-Boss Pour-On insecticides. Boss/Ultra Boss PourOn Insecticide Gun is used to apply topical insect control products, such as Clean-Up II, CyLence and Permectrin CDS. Insert the draw-off tubing into the pour-on container. Adjust the gun to the proper dose. Squeeze the handle to put the pour-on onto the animal. Follow administration instructions closely.