5″ Rigid Glass Filled Nylon Top Plate 4 x 4-1/2 Designed for ultimate solution of traditional casters with kingpin being loosened from lateral force Inner raceway is forged integrally with the top plate Load cap up to 2500lb
5″ Swivel Glass Filled Nylon Top Plate 4 x 4-1/2 Designed for ultimate solution of traditional casters with kingpin being loosened from lateral force Inner raceway if forged integrally with the top plate Load cap up to 2500lb
6″ Rigid MaxRox Top Plate 4 x 4-1/2 Designed for ultimate solution of traditional casters with kingpin being loosened from lateral force Inner raceway is forged integrally with the top plate Load cap up to 2500lb
