RWM’s CargoMax is the strongest, most durable air cargo caster on the market. The CargoMax caster features a robust foot guard built specifically for use on sorting decks. The foot guard prevents foot entry into the caster mounting hole on decks and assists in providing a safer, more productive working environment on sortation decks. CargoMax air cargo casters can take the heaviest blows from all types of cargo containers with the highest impact resistance in the industry.