Brute Insecticide provides excellent residual control of biting and sucking lice, Gulf Coast ear ticks, and horn flies. Its low-volume application rate reduces product waste from run-off and provides better coverage of the animal. Brute Insecticide – Pour-on can be applied to all cattle, including lactating dairy cows. It is non-systemic and can be used with cattle grub treatments. Activity lasts up to 6 weeks. One gallon jug treats 504 head of 500 lb. or 252 head of 1000 lbs. or larger cattle. Available in a 16 oz. or gallon size bottle. FOB 11 lbs. on the gallon size. Receive the Brute Pour-On gun for free with purchase of one gallon of Brute Insecticide.