The key advantages of the
profile fastener in Line D30
Different types of intersection = different fasteners.
One to hold, one to drive the screws
– help is needed.
Several struts have to be fastened in place or unfastened at the same time – meaning the entire structure has to be rebuilt or disassembled.
Struts can only be repositioned by completely disassembling connections and moving them
by at least the width of one fastener.