Rboiye Metal Chrome Foot Rest Ring for Office Chair Stool Drafting Chair Heavy Duty Footrest Ring 17.7 inches Fits 2" Cylinder

["Fits standard 2 inch diameter gas cylinders: Outer diameter 17.7 inches (450mm) with a 2.1 inch (53mm) center hole. Please measure your chair's lift cylinder before ordering. It is compatible with standard 2-inch diameter gas cylinder. Not compatible with tapered or non-standard gas cylinder","Height adjustable: This footrest clamps tightly onto the chair’s gas lift, allowing you to set the most comfortable height for your legs. It is suitable for taller workers at high desks, as well as anyone looking to improve their posture during hours of work","Scratch resistant: Made of robust steel with a protective coating. This product withstands garage scratches, office rust, and workshop stains. The sturdy metal frame retains its shape even under constant foot traffic—it won’t bend or wobble","The comfortable choice: Many footrests are too small, forcing your feet into an uncomfortable position. The key is that the footrest should be larger than the diameter of the stool seat. Our 450mm footrest follows this principle, fits most drafting stools, office chairs, and bar stools","Easy installation: No tools required. Simply unscrew the clamp, wrap it around your chair's lift cylinder, and tighten"]