8T8 Office Chair Caster Wheels By 8T8 For Smart Home Offices, 5/16'-18X1(Not Metric M8) Threaded Stem Caster, Heavy Duty 3' Re

Warning :Standard 5/16'-18Unc(Not Metric M8),Coarse Thread (Us): The Stud Diameter Is 5/16',Stud Length Is 0.79'(20Mm), And Our Size Is Imperial,Not Metric. If Your Wheel Is Metric, M8(8Mm) Or M10(10Mm), This Wheel Doesn'T Fit You. Specification Material:Polyurethane Stud Diameter:5/16' Stem Length:0.79 (20Mm) Why Choose Us ? ??Our Premium Replacement Caster Wheels Are Made To Fit 95% Of All 5 Wheel Office Chairs With Standard Size Stem. ??You'Ll Love The Smooth Feel And Quiet Movement Of Our Office Chair Casters. ?? The Stud Diameter Is 5/16'-18Unc, Stud Length Is 0.79'(20Mm). This Is The Standard Size Of Almost All Office Chair Models And Brands. Some Compatible Brands Include: Herman Miller Aeron, Steelcase, Dxracer, Humanscale Freedom, Lazyboy Serta, Hon, Boss, And More. ?? To Check Compatibility, Pull Out Your Current Chair Wheels And Measure The Stem. ?? This Office Chair Caster Set Is Made Of Top Quality Superior Grade Steel That Will Safely Support Up To 500Lbs. Consider Picking Up An Extra Set As A Gift For Your Friend Or Colleague Or A Spare Set For Your Office