Inexpensive and durable, this 4" x 2" phenolic heavy duty swivel caster with cam brake is high capacity and floor protective. Phenolic wheels should not be used in wet or moist applications. Our 45 Series is an economical lineup of casters and wheels designed for a range of applications with load requirements ranging from 300 to 1,250 pounds per caster. From shop carts to containers, to platform and lumber carts the 45 Series is the most competitive and in-stock 2" wide solution.