• 4" 100mm diameter wheel heavy duty twin wheel caster for office chair. Soft wheel won't damage or scratch your hardwood floors.
  • Fits most chairs with 7/16" 11mm diameter caster hole. 4-7/16" mounting height.
  • Large wheel diameter provides better mobility and good for large person.
  • The wheels are riveted onto caster body for better wheel retention when running over cords or thrsshold. Other 100mm 4" caster may not have this feature.
  • Exceeds BIFMA quality. Made in Taiwan.
  • 4" 100mm diameter wheel heavy duty twin wheel caster for office chair. Soft wheel won't damage or scratch your hardwood floors.
  • Fits most chairs with 7/16" 11mm diameter caster hole. 4-7/16" mounting height.
  • Large wheel diameter provides better mobility and good for large person.
  • The wheels are riveted onto caster body for better wheel retention when running over cords or thrsshold. Other 100mm 4" caster may not have this feature.
  • Exceeds BIFMA quality. Made in Taiwan.