A hook strap comprises a transverse arm formed as a ribbon for abutment on {HEAD ~ an top flange} on {TAIL ~ a formwork girder} 
on
A hook strap comprises a transverse arm formed as a ribbon for abutment on { HEAD ~ an top flange } on { TAIL ~ a formwork girder }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL