Hard tread polyolefin wheel. Light weight and offers nonmarking floor protection. Resists hard impacts. Very light in weight, yet impact strength is far superior to hard rubber wheels. Offers superior resistance to most oils, chemicals, grease, solvents and acids. For light and medium duty applications. Standard color is black.
Temperature range: -45°F to +180°F.
Hardness: 70(±5) Durometer Shore D scale.