1、 Non-lubricated cylinder, importing Japan TAIYO Co., Ltd. Technology, is produced under license of TAIYO ltd. 2、 Mounting dimensions comply with ISO. 3、 Non-lubricated, avoiding oil-fog pollution, lubricator is not required. 4、 The main components are made of high quality carbon steel, extremely rugged heavy-duty construction. Ideal for use in arduous conditions.