SHERRILLtree Big Launcher Water Rescue KitFEATURES Fast, accurate, and effective deployment using blank . 22 caliber cartridges Horizontal and vertical deployment options Effortless in deployment of throw lines over 100 feet Pistol grip handle, full length shoulder length stock construction Reduced physical requirement for deployment 2 projectile models Long distance coated rigid aluminum and Buoyant light dense foam Compact storage and transportation Used by Fire & Rescue agencies DOCUMENTS