HIGH QUALITY STEEL MATERIAL - These bar stool swivel replacements are made of high grade cold-rolled steel, which is strong and sturdy. It is safe and reliable to use, and is corrosion-resistant, not easy to rust. The black smooth surface makes it look better. STRONG LOAD BEARING CAPACITY - This 6-1/4 inches swivel plate has a strong carrying capacity and can carry a weight of 300lbs. The flat swivel plate is equipped with a ring of ball bearings, making the load more even. The chair will not be damaged due to uneven load. The ball bearing is coated with a thick grease for lubrication. 360°UNOBSTRUCTED ROTATION - There is a solid thick rivet in the center of the bar stool swivel plate, which is not easy to fall off and provide longer service life. It has a full 360-degree rotation full circle track on pre-lubricated ball bearings, enabling the chair to rotate in all directions. WIDELY USED - The swivel plate is widely used in daily life. It is easy to install. Seat swivel