uxcell Swivel Caster Wheels 12 Inch Nylon 360 Degree Rotate Top Plate Mounting Furniture Caster Twin Wheel Black 4 Pcs

Description: * Swivel Caster Wheels 1.2 Inch Nylon 360 Degree Rotate Top Plate Mounting Caster Twin Wheel Black, 4 Pcs. * 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. * Note: Each caster capacity is 5kg, total capacity for all 4 casters is 15kg (calculated by 3 casters ). Because when the floor is uneven , there will be only 3 casters bearing weight. Features: * Wheel Diameter: 30mm / 1.18inch. * Capacity: 5kg / 11lb per wheel. * Style: Swivel, Plate Mounted. * Install Type: Plate Mounted. * Plate Size: 30mm x 30mm / 1.18inch x 1.18inch * Mounting Hole Diameter: 4mm / 0.16inch * Hole Center Distance: 20mm x 20mm / 0.79inch x 0.79inch * Wheel Material: Nylon * Color: Black Package Include: * 4 x Swivel Caster Wheels