backpost

back- +‎ post

backpost (plural backposts)

1. A pole or post onto the front of which items to be used are attached.
   • 1949, Steel Processing and Conversion, volume 35, page 588:

     The built-up type of rudder, i.e. the rudder produced by shrinking forged arms on to a backpost, is a very nice example of fabrication without welding.

   • 1971, Furniture Production, volume 34, number 235, page 25:

     I know one chair company whose product engineer built a backpost boring machine on which all the boring heads are fixed in position.

• Backstop, back-stop, backstop, postback