12 ft x 1 11/16 in Armstrong Suprafine ML 9/16 in Exposed Tee Main Beam - 7501

This versatile 9/16" suspension system combines durability and stability with a refined appearance. Features Seismic Rx Suspension System saves time and money; Armstrong offers an ICC-ES approach to installations (ESR-1308) PeakForm profile increases strength and stability SuperLock main beam clip is engineered for a strong, secure connection and fast, accurate alignment Hot-dipped galvanized coating inhibits red rusting better than other systems Cross tees available in ML and XL (staked-on end detail); secure connection; easy to remove, reuse/relocate 1-11/16" web height keeps components vertical and stable at light fixture interface Specifications Duty Rating: Heavy Duty Hanger Spacing: 4' - 16.86 plf, 5' - 10.62 plf Seismic Category: DEF Disinfectability: Fog, Spray, Wipe  Material: Hot-dipped Galvanized Steel Rout/Slot Spacing and UOM: 6 in Cross Tee/Main Beam Interface: Flush fit End Detail: Coupling Recycled Content: 30% 240 lineal ft/ctn20 pcs/ctn