Optimum leveling ease occurs at 50% of 4 casters total capacity.; Patent protected anti-vibration axles, ratcheting mechanisms and hardened steel raceway sleeve.; Cast aluminum body with a powder coat finish in ivory.
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.