Continuous handle with curved back design for better grip. Welded frame construction 1" O.D. tube - strong & solid. The platform is hard to bend and bow if operate under the load limit.
Very thick, that is true for both steel bracket and PA wheel. The caster itself is heavy and have strength to support up to few tons per caster. The Swivel head is combined of Flat and Cone Bearing so you will have no trouble operating.