The Groz Suction Guns are ideal for transferring gear oils in and out of gearboxes, transfer cases, and differentials. These rugged transfer guns feature a heavy-duty plated steel head with a steel barrel and a deluxe lip seal that provides maximum suction.  These guns require no priming and are fully serviceable making them easy to use. With their superior quality and design, our Suction Guns are an excellent investment for automotive workshops, garages, and industrial applications involving the transfer of non-corrosive liquids and gear oils efficiently and effectively