This is a two station testing equipment.
According to test Standard: BIFMA X5.1-2002, Test No. 17
 
Applicability:
 
This test applies to pedestal base chairs with casters.
 
Purpose of Test:
 
this machine is designed to evaluate the ability of a chair base and casters to withstand fatigue stresses and wear caused by moving the chair back and forth.
 
 
 
Note: Subject to change without notice.