Computer Office Chair Caster fits to replace 99% of old and broken wheels of standard bar (7/16" x 7/8") office chairs, desk chairs, gaming chairs, and computer chairs. They are widely used in home, office, library, bar, store, table, etc.SpecificationColor: BlackMaterial: Carbon Steel, PU, PAEach Wheel Load: 50 kg/ 110 LbsWheel Size: 50 x 54 mm / 2 x 2.13 inch (Dia*W)Universal Standard Stem Size: 22 x 11 mm / 7/8 x 7/16 inch (L*Dia)Mounting Height: 60 mm / 2.36 inchTotal Height: 85 mm / 3.35 inchPacking List: 5 x Office chair wheel replacementAdvantageThe stem casters wheel is made of carbon steel, PU+PA, which is strong in pressure resistance, wear-resistant and durable, does not hurt the floor, is not easy to fade, and is strong in corrosion resistance; 360-degree flexible rotation, smooth and quiet.
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