... grating manufacturer & specialist, Best quality, price & service, ISO9001 Company, MS.Spring +8613512873247Hot dip galvanized steel grating, bar grating, stair treads ... Mesh Co., Ltd STEEL GRATING SPECIALIST, YOUR GRATING SOLUTIONSSales Director: MS. Spring, TEL: +8613512873247, NoItemDescription1Bearing Bar25x3, 25x4, 25x4.5, ... .25, 60, 80mm etcUS standard: 19-w-4, 15-w-4, 11-w-4, 19-w-2, 15-w-2 etc. ...