9/16" suspension system features UL design fire-rated performance, hot dipped galvanized steel construction, Superlock2 main beam clip for a strong secure connection and fast accurate alignment confirmed with an audible click. Cross-tees feature XL2 staked on end details. Compatible with Armstrong Seismic RX suspension system.
Dimensions: 48" x 9/16" x 1-11/16"
WARNING:Cancer and Reproductive Harm - www.P65Warnings.ca.gov