RWM Casters has created the CargoMax™ air cargo caster that will last longer and perform better than any other air cargo caster in the industry. Under extreme temperatures, our special wheel will withstand excessive impact and resist chipping, cracking and chunking after continuous use. With exclusive features like three sealed precision bearings, high strength thread and dust guards, high-strength polymer wheels and a rivet-protecting water shield, the CargoMax™ outshines the competition in endurance.