Swivel Chair Replacement Parts

Office Chair parts Mechanism

Manual height adjustment

Manual-mech-5 3/8-by-17.5
Entire collection of Manual mechanisms

Versatile and widely used in original installations by many office chair manufacturers including La-Z-Boy


Length between screw-holes front to back-17 1/2"

Width between screw-holes side to side-5 3/8" (1/2" slotted)

Shipped exactly as shown in photo


  • Permanently lubricated bearings
  • Large forward hand wheel, easy to reach while seated
  • Conical spring adjusts tension of tilt
  • Meets and exceeds industry BIFMA/ANSI testing standards
  • Threaded post has 3" unthreaded for base stability
Mechanism install help
While purchasing you will get an opportunity to select an Mounting board and/or Cylinder removal tool