【EXCEPTIONAL CHEMICAL STABILITY】: Made of premium polyurethane, these casters resist oils, acids, and common corrosives well. They function stably across -40°F to +160°F, making them perfect for manufacturing and repair sites with frequent temperature swings. Whether in a hot foundry or a cold freezer, they ensure smooth, reliable long - term industrial equipment operation 【ERGONOMIC DESIGN】: This caster rotates smoothly and operates easily. When pushing heavy industrial equipment, it effectively reduces the pushing force required by the operator, reduces labor intensity and avoids excessive strain on the body. Especially suitable for long time and high frequency equipment moving operations, enhance work efficiency and at the same time, protect the comfort and health of workers 【DURABLE AND VERSATILE】: The chemical bonding process between polyurethane and aluminum core endows the casters with excellent durability, able to resist daily wear, impact. At the same time, it is suitable for various industrial equipment, whether it is transport carts in workshops or precision instrument movement assistance in aerospace. From metal processing machinery to glass manufacturing equipment, it can be flexibly adapted to meet the diverse needs of industrial scenarios 【HEAVY DUTY CASTERS SPECS】: Industrial caster wheels, 5" diameter, 2" width. Top plate: 4"x 4-1/2", overall height: 6-1/2". With ¾” roller bearing and ½" ID spanner bushing. Set of 4, each caster holds up to 1,000 lbs, 4,000 lbs total. Ideal for heavy-duty applications where durability and high load-bearing capacity are essential 【EASY TO INSTALL DESIGN】: Our industrial casters prioritize installation convenience. The top plate has pre - drilled holes that match standard equipment mounting points. Coupled with the simple bearing and bushing structure, installation is quick and easy. Whether replacing old casters or fitting new ones, no complex tools are needed, and it takes little time. In busy industrial settings, this feature reduces downtime and boosts productivity This wine red industrial casters is your best choice! It is made of high-quality polyurethane material and has the characteristics of Heavy Duty, Chemical Resistance, High Load Capacity, etc. It can withstand huge weight and adapt to various harsh industrial environments. Ultra Quiet Caster can effectively reduce noise interference and create a quiet working atmosphere Its Durable&Versatile design, combined with Ergonomic Design, not only reduces the physical exertion of operators, but also improves work efficiency. And the installation is extremely easy to install, without the need for complex tools and professional skills, which can quickly complete the installation, saving time and manpower This industrial caster is suitable for various places such as Factory Use, Manufacturing Plants, Repair Workshops, etc. It can easily handle transportation carts and precision instrument movement assistance. The unique Tread Aluminum Core structure further enhances its stability and durability, ensuring long-term reliable use. The wine red appearance adds a unique charm to it, standing out among numerous industrial casters. Moreover, this wine red industrial caster is only available for sale by me and is your unique choice. Come and purchase it now!