Wheels with very good elasticity, particularly suitable for applications on uneven floors and thresholds. Suitable for all floor types and sensitive floors. Leave no marks. Recommended for indoor and outdoor applications. Galvanized sheet steel housing with double ball bearings in the fork head. Elastic Sigma rubber wheel, hub with pressed-in, shielded ball bearing. Very light and quiet, floor-protecting and track-free running. The rubber is cut-resistant against metal chips.