... NR 60shore, high density, weather resistant, shinny surface, excellent rubber compound, durable and no smell. Rubber Wheel Chock Set with Nylon Rope ... Part No.:4412042 Dimension:305x110x110mm (12"x4.33"x4.33") with Nylon rope 2m length ... and Nylon rope Weight:4kg per set China Exact Plastic manufactures and exports good quality Rubber Wheel Chocks, nice and shinny ...