M6 Thread Rigid Feet

M6 Threaded Rigid Plastic Adjustable Feet or Plastic Rigid Threaded Adjustable Feet, Threaded Levelling Feet, Height Adjusters, Height Adjustable Feet, Threaded Desk Feet, Screw In Feet, Adjustable Feet, Furniture Feet, Threaded Feet, Non-Tilt Feet or  Rigid Glides.