Swivel Casters 2 Inch Nylon Top Plate Caster Wheels for Furniture Chair, 4 Pcs

Mounting Hole Diameter: 4mm / 0.16inch;Hole Center Distance: 24mm x 24mm / 0.96inch x 0.96inch. 360 rotation type, Plate mount with twin wheel design. Mounting Screw is included here. Get smooth, quiet rolling and full swivel action, all while protecting your floors. Perfect replacement for home or office chairs that have hard, noisy, rough plastic wheels.