All of our stage deck frames are constructed using 6005-T5 4-sided extruded aluminum tube and a specially designed 6005-T5 extruded aluminum corner. Frames are constructed with 8 separate interconnecting pieces bolted together to allow easy field repairs to decks sustaining damage, thereby allowing our customers the ability repair instead of replace. The decks lock together using a Dual Lock™ butt joint cam type coffin lock offering 2,500 lbs of tensile strength. The locks are activated from the top or bottom of the deck with a standard 5/16 allen key. This locking feature provides additional stability to your entire stage. All decks come standard with 3/4″ hook Velcro on all sides of the deck, positioned in a recessed aluminum channel designed to protect the Velcro. This allows for easy installation and removal of accessories or advertising media such as stage