Grapples are designed to join trusses in the manner shown in Figure 1 below only. Any other configuration is untested and may be dangerous. Two (2) Grapples must be used at each junction when joining box truss. Do not use more than one pair of Grapples per junction.
FOSHAN DRAGON STAGE
No.7,Xiaxi Industrial Area,Heshun,Nanhai District,Foshan,528241,Guangdong,China.
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