Universal Size - Stem: 7/16" (11mm) diameter x 7/8" (22mm) length,which is the standard size for nearly all office & computer chairs,drafting chairs and stools.Overal Dimensions: 4.4(H) x 3(L) x 1.65(D) inches.Warm Tip:Please better measure the existing wheels on your chair or stool before you purchase the set of 5 chair wheels,make sure it is the correct size to fit your chair or stool.
Safe for All Floors - Our high-quality,soft polyurethane chair rollers,runs safely on all soft and hard floors,including wood,laminate,tile,slate,vinyl and carpet without scratches or marks on any surface.It's your best choice to protect your lovely floor without hurt.
Heavy Duty - Updated quality with solid strengthened steel stein & bracket,high-quality polyurethane wheels which is wear resistant,providing years effortless rolling and durability. Loads up to 650 lbs with all set of 5 metal chair casters.
Roller Skate Style Caster Wheels - with two precise ball bearings and a wheel-shell(made by soft polyurethane) allows for smooth and quiet rolling on your floors,to ensure that you work in a non-noisy environment.
360° Rotation - Our swivel chair wheels with full bead turntable(turning mechanism) provides for flexible 360° rotation.Without efforts you can move your chairs or stools freely .