HIGH QUALITY MATERIAL: With heavy duty steel roller housing, thick plate and double sealed ball bearings, high quality PU vibration absorbing, more stable and safe for heavy duty work. Maximum load capacity of 250kg. SAFETY BRAKE: The brake on our heavy duty casters simultaneously locks the wheel and handlebar and holds the frame firmly in place to prevent accidents. This wheel brake and steering lock combination is essential for safety in certain applications, such as workbenches, circular saw tables, medical equipment and on uneven floors. EASY STEERING: Equipped with a 360 degree swivel head, our caster wheels can react immediately to changes in direction. These heavy duty casters rotate on ball bearings, so the wheel can continue to turn even under heavy loads. This allows you to work in tight spaces or other environments where greater maneuverability is required. VERSATILITY: The heavy duty casters can be used in both industrial and domestic settings, such as for shopping