Features:
NAIERDI office chair caster wheels
Universally fits all office chair bases with mounting holes
Twin wheel design for weight distribution and smooth operation
Swivels and rolls quietly in all directions without maintenance
Soft roll wheel surface leaves no marks on carpets or various types of flooring
Easy to install with a simple click

Specifications:
Material: Steel and Plastic
Wheel Diameter: 50 mm (2 inches)
Stem Length: 21 mm
Stem Diameter: 10-11 mm Grip Ring Type
Colour: White/Gray

Package Includes: (As per your selected option)
1 x 5 Piece Universal Mute Caster Set for Office Chairs 50kg Capacity