For pallets and boxes. Sturdy sectional steel construction with 4 catch corners for stacking, powder coated. 2 swivel and 2 fixed-wheel castors. Swivel castors with wheel lock. TPE tyres 200 x 40 mm, hubs with groove ball bearing. Very low starting, rolling and swivelling resistance. Tyres are non-marking (trackless). Low-noise running on even flooring. Optional extras are only delivered in a set with pallet dollies because they are welded together.