1、FLEXIBLE INSTALLATION: The industrial caster is equipped with rotating caster and foot pads for different installation methods, very versatile 2、APPLICABLE SCENARIO: Leveling stem caster is suitable for industrial and residential applications, from heavy furniture to equipment such as workbenches, shelves, cabinets, mechanical cabinets, and more 3、HEAVY DUTY: The table horizontal legs help increase its overall strength and durability, and are able to withstand a maximum weight of up to 2,200 pounds if you use 4pcs 4、STURDY NYLON: Adjustable caster features 51mm wide nylon wheels for a sturdy construction that makes it easy to roll and rotate 360 degrees 5、MATERIAL AND THREAD: Workbench adjustable caster also uses alloy and rubber material, wear resistant, erosion resistant, and thread for M12 Item Type: Leveling Stem Caster Material: Nylon PA, alloy, rubber Load Capacity: 2200LBS(4pcs) Thread: M12 Nylon Wheels Width: Approx. 51mm / 2.01in 1 x  Leveling Stem Caster Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia