When needing a Heavy Duty replacement office chair mechanism, this one says it all! The steel is extra thick 8 gauge. Curved up edges add even more strength and rigidity. Notice the lever handle at the rear. This lever when activated will with a single flip of the lever, lock the chair in an upright or any lean back angle position choosen.
With its noiseless bearings, strong spring steel adjustable large forward tension knob, this gas mechanism is ideal for intensive use or for the heavy weight user. There are plenty of mounting holes that can be used. The 4 most commonly used slotted holes are: Side to side slot centers-4" & Front to back slot centers-7 3/16". Overall (OA) mounting plate dimension: 7 1/2" side to side X 10 3/4" front to back.
Fits Global Arturo Chair.
400 lb user weight
Mounting hole pattern 7 1/2" wide X 10 3/4" long