Ball Casters
FAST INSTALLATION IN 5 MINUTES.
step 1 put the old caster out from the socket
step 2 check if the replacement caster stem fits the socket
step 3 push the caster into the socket until it's anchored
Color: Black
SIZE-These caster wheel rollers fit most office chair models available - Standard stem diameter: 7/16"(11mm), stem length: 7/8"(22mm).
Package Includes:
5*office chair caster wheels.
Note: To ensure that the floor is properly protected, there should be no debris on the floor, such as dust, sand, or any slippery floor, which may damage the floor surface.
Stem Size
7/16" x 7/8" (11mm x 21mm)