Solution to minimize overall height and maximize load capacity. Dual wheel casters also improve stability and swivel more easily than wider-face single wheels. However, this 40mm diameter caster is the most "ugly" one of the Series.
SUPO's special caster for applications that demand an extremely low overall height and an incredibly high capacity. Wide and little round surface PA wheel will roll and rotate smoothly. Dust-proof for both Swivel head and Wheel bearing.