Description This cart wheelis made of solid material, which can withstand long-lasting use. Features the nylonmaterial, which has high durability, not easy to deform. Fine workmanship, ensures practicality. Features - Color: As Shown -Material:Nylon - Size: 10.00X10.00X3.20cm/3.93X3.93X1.26in - Size: 4.10X1.20X1.20cm/1.61X0.47X0.47in - Size: 1.70X1.70X0.20cm/0.67X0.67X0.08in -Wear-resistant nylon material ensures long-lasting durability for heavy-duty industrial silent casters. -The specially designed silent structure effectively reduces noise during operation, providing a quiet working environment. -Specifically designed for directional towing in tight spaces, these 4-inch wear-resistant nylon casters are perfect for maneuvering in narrow areas. -The installation of these cart wheels is easy and convenient, requiring no special tools. simply attach them to your equipment or cart for immediate use. -With their versatile application, these heavy-duty industrial silent casters are suitable for use in factories, warehouses, and logistics centers, providing reliable and efficient transportation solutions. Packing list1 x roller1 x pin2 x gaskets