Vestil SPS-HD-2852 stock picker truck features a spring loaded step ladder holds the cart securely in place while a person is standing on the ladder. Springs then return the ladder to the raised position once personnel exit the step. Steps have non-skid footing with self-cleaning surface. All three shelves have lips turned up to prevent items from falling off. Durable powder coated steel construction.Two rigid and two locking swivel casters for controlled, smooth mobility and 1000 lbs load capacity.