2 Inch Floor Protecting Rubber Office Chair Caster Wheels Twin Wheel fit to Metric Screws M8 x 13 mm, China Standard Chairs Threaded Stem Brake Swivel Casters Contains 1 Easy Tools (Black & Gray)

Note: The screw is a Chinese standard screw. It is not suitable for use with American standard nuts. A perfect set of 5, replacement, 2" caster wheels for your office chair. These wheels use a standard Threaded Metric Stem Size: 8 x 13mm sizing stem that simply snaps in where the old one snaps out, making them ideal as a full replacement set and suitable for almost all office chairs taking only minutes for replacement time. From the Manufacturer They also work on all types of other moving furniture like bakers rack, nightstand, cabinets and others that accept a Threaded Stem Size: 8 x 13mm sizing.

• Perfect office chair replacement set of caster wheels set of 5 and 1 Easy tools ;Threaded metric Stem Size: 8 x 13mm (D*L);Note: The screw is a Chinese standard screw. It is not suitable for use with American standard nuts.
• Glides smoothly and quietly using standard 2" twin caster wheel design
• Rubber wheels protect hardwood, laminate, tile, slate, and all other hard floor surfaces
• Eliminates the need for ugly expensive plastic floor mats
• 72-pound weight limit per wheel (standard set of 5 supports 363 pounds)