280-24R® 24″ reversible manhole ring with cover or grate– cast gray iron. Stock item. Ring may be used as top or bottom flanged- top flanged shown. Sold as sets, or individual ring, cover or grate. Standard use with  storm sewer cover for storm drain manholes and inlets, or use with any other 300-24® cover- sanitary sewer, water, or grate. Special lettering or LOGOs may be available. H-20 traffic rated when properly installed in reinforced concrete. Uncoated cast gray iron, ASTM A48 CL35B or better, AASHTO M306-10 (M105). Made In USA. LEED® certifications available on request. Please use the Contact Form or call us to request info & submittal sheets. 1-800-258-2278 Toll Free or (972) 263-1360 DFW Local.