Heat-resistant pressed steel swivel caster with top plate fitting. Heat-resistant, thermoplastic Blickle TempLine®. Performance wheel. Bracket: Made of pressed steel, with double ball bearing in the swivel head, heat-resistant swivel head seal, ball protection by the special top plate design. The special Blickle dynamic riveting process of the swivel head results in smooth rolling characteristics, increased service life and the swivel head play is set specifically for high temperature applications, with special heat-resistant grease. Bolted wheel axle. Zinc-plated, blue-passivated, Cr6-free.