The K Series casters has all the features of heavy duty type: double ball bearing raceway, Zinc coating, steel bracket thickness is 5.5 mm. So the casters can withstand heavy load, however you should use the hard Nylon wheel on even or soft surface.

Ultra heavy duty on dual wheel with load up to 1,500 kg/ 01 wheel. The wheel material is PU on reinforced cast iron. The size of each wheel is Ø200 × 50 mm. Currently, Hao Phong provides Swivel and Rigid casters. Warranty 6 months from date of purchase.