Replacement 5 star shape Base of Chair

Premium high quality Ø 680 diameter chair base. Fits almost all average chairs with standard gas cylinders that have a 2" (50mm) center support column. Great for use as a replacement chair base or in new applications. Accepts standard casters with  mounting stems Ø 11mm. High quality polished aluminum finish on top. Popular on medical and industrial stools and chairs and can be used on other chairs as well.

CHARACTERISTICS:

• Material - steel;
  
• R- radius: 340 mm;
• H - height: ___ mm;
• D - seat for gas-lift 50 mm;
• wheels: 11 mm.