<figure class="wp-block-image"><img src="https://www.douglasequipment.com/wp-content/uploads/2017/09/Heavy-Duty-2.jpg" alt=""/></figure> <p>A rigid caster, also called a fixed caster, can only roll forward and backward. A raceway on a swivel caster allows the wheel to turn. The raceway is the swivel caster’s cylindrical portion...