The steel bracket is very thick, a bit thicker than the small wheel products on the market. Cast iron wheels are very suitable for storage cabinets that have to be in one place for a long time or need to be heat resistant.
These casters are designed for heavy industrial applications where operational dependability is a must. Swivel caster models are machined from drop forged steel. With cast-iron wheel, the casters can be used in high temperature working condition.