bracketNL
LOAD CAPACITY: 65-390 daNWHEEL TREAD: standard rubber tread; hardness 80 Shore A. CENTRE: made of two riveted galvanizec pressed steel discsBRACKETS: 
Suitable for industrial environments, also in presence of humidity. Not suitable in presence of aggressive chemical agents.
Suitable for all types of floors, even outdoors.They easily overcome obstacles, do not damage fragile floors, but they may mark the floor.