Large, low profile matching slotted heads on both the post and screw allow for a nice, clean look. Screw can be pushed in for fast assembly. For best results, insert screw length completely.Removable and reusable. Each assembly consists of one post and one screw. Binding capacity is determined by length of post used. Otherwise known as Quick-Connect or Adjust-A-Locks.Post and screw sold separatelyFemale posts are .240" barrel dia. x .562" head O.D. - slottedMale screws are 10-24 thread dia. x .562" head O.D. - slottedFor use in 14" holesWhite plastic materialAlso available in black