The Rolling Thunder Game Call Brute R Acrylic Duck Call Frost redefines performance in the world of waterfowl hunting. Designed as the "big brother" to the original Brute this call boasts a lifted deck height and an opened exhaust delivering unmatched volume and a truly aggressive sound. By removing the O-ring from the insert and placing it inside the barrel this call offers enhanced back pressure and a top-end rasp that sets it apart from competitors. Constructed from durable acrylic in a sleek frost finish its precision engineering ensures it delivers the loud raunchy cutdown sound serious duck hunters demand. This is a game call built for those who refuse to settle for anything less than the best.