5 Pcs Swivel Office Chair Caster Wheel PU 2" with 7/16" x 7/8" Stem 110Lbs Black

A commonly used size in our lives: Wheel Diameter: 50mm / 2 inch; Thread Rod Size: 11x22mm / 7/16 x 7/8 inch(Dia x L); Load Capacity: 50kg / 110 pounds; Overall Height: 90mm / 3.54 inch In the package of 5 x Swivel Office Chair Caster This chair wheel is made of pu, which allows it to roll smoothly with no marking. It can work silently on various surfaces like tile, concrete, and wood. Comes with ball bearings, can rotate 360 degrees. A simple two-step assembly process without tools: Pull out the old caster, then push in the new one.