Stiff bristled for livestock; Suitable for sheep, goats, cattle, horses, etc. Helps animals stay clean and removes irritants Mounts easily to a sturdy post, round pole or wall Redirects bad habits (e.g. rubbing on valuable fences, equipment or buildings) Important for an animal’s well-being—helps to scratch itches, remove dead skin and cope with stress Bristle length: 2" - Durable plastic (nylon) Included hardware: (2) 3/8" dia. lag screws (4" length) with washers Large: 20"L x 8-1/2"W x 3-1/2"H Stiff bristled for livestock. Most barnyard animals, like people, like a good scratching post. It helps them stay clean and removes irritants.