Built for power. Backed by realism. The Bull-Dozer is a dome-framed elk call outfitted with a .005" purple reed that lets callers get loud and push the call to its limits. Designed to mimic the deep, aggressive vocals of a dominant herd bull, this call delivers thunderous bugles, growls, and lip bawls with precision and force. Whether you're challenging the king or trying to take his crown- this call was made to shake the timber. Features.005" purple reedProduces loud volumesDome-framed