Specifications
1,Top Section for truss
RP top section for aluminum spigot truss
top section for truss :
when you need to install the truss stand at the ground, then you need to put this hinge
at 1m section first,
then after install, use this hinge to stand up the whole stands ..
and Basement is in the bottom of the stands.
we have aluminum basement for choice, and also steel basement.
above side:
BOTTOM SIDE VIEW :