... , 40cm, 50cm, 60cm, 80cm, 100cm, 120cm Spirit Lever,level measuring instrument, Al. spirit levelFeatures:Sizes: 8"/200mm, 12"/300mm, 16"/400mm ... , 8"/1,200mm,72"/1,800mm Spirit Lever,level measuring instrument if you are interested in our products.please kindly contact ... ,No.6269 Humin Road,SHANGHAI,CHINA Tel:021-64127770,64127542 Mobile:13701994849 Connect person:kenneth gan