A = 100 mm
A = 120 mm
A = 180 mm
A = 300 mm
A = 400 mm
A = 500 mm
squadreta acciaio zincato
for weld-on versionm A = 20 mm and 26 mm
for lever locking system
for screw-on version, A = 20 mm
for screw-on version, A = 26 mm
