4Pcs 2-inch Office Chair Casters Nylon Twin Wheel,Universal 11mmx22mm Stem Mount Swivel Caster Black Servo Extension Cable and install the screws

and install the screws

Material: reinforced nylon PA66

Package Content: 20Pcs x Aquarium Suction Cup

77-inch x 4

internal hex drive

4Pcs 2-inch Office Chair Casters Nylon Twin Wheel,Universal 11mmx22mm Stem Mount Swivel Caster Black Servo Extension Cable and install the screwsDescription: *2 Inch Office Chair Casters Nylon Twin Wheel,Threaded Stem Mount Swivel Caster Black. *Get smooth, quiet rolling and full swivel action, all while protecting your floors. *Made of Materials Available. prevent damage to carpets or slate floors. *Perfect as a set of replacement caster wheels for home or office chairs that have hard, noisy, rough plastic wheels. *Note: Each caster capacity is 17. 5kg, total capacity for all 4 casters is 52.